Home / 110,392.04-152,320.02-70,112.36

Finding the Fourth Proportional to 110,392.04, 152,320.02 and 70,112.36

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Solution

The fourth proportional to 110,392.04, 152,320.02 and 70,112.36 is: 96,741.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,392.04 : 152,320.02 = 70,112.36 : x
  2. Step 2: Convert to fraction form
    110,392.04/152,320.02 = 70,112.36/x
  3. Step 3: Cross multiply
    110,392.04x = 152,320.02 × 70,112.36
  4. Step 4: Simplify right side
    110,392.04x = 10,679,516,077.45
  5. Step 5: Solve for x
    x = 10,679,516,077.45/110,392.04
  6. Step 6: Final answer
    x = 96,741.72

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1.5x scale

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.