Home / 103,593,079.04-142,924,498.02-73,828,415.66

Finding the Fourth Proportional to 103,593,079.04, 142,924,498.02 and 73,828,415.66

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Solution

The fourth proportional to 103,593,079.04, 142,924,498.02 and 73,828,415.66 is: 101,859,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,593,079.04 : 142,924,498.02 = 73,828,415.66 : x
  2. Step 2: Convert to fraction form
    103,593,079.04/142,924,498.02 = 73,828,415.66/x
  3. Step 3: Cross multiply
    103,593,079.04x = 142,924,498.02 × 73,828,415.66
  4. Step 4: Simplify right side
    103,593,079.04x = 10,551,889,247,817,408
  5. Step 5: Solve for x
    x = 10,551,889,247,817,408/103,593,079.04
  6. Step 6: Final answer
    x = 101,859,017.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.