Home / 103,679.02-143,077.03-58,967.02

Finding the Fourth Proportional to 103,679.02, 143,077.03 and 58,967.02

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Solution

The fourth proportional to 103,679.02, 143,077.03 and 58,967.02 is: 81,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,679.02 : 143,077.03 = 58,967.02 : x
  2. Step 2: Convert to fraction form
    103,679.02/143,077.03 = 58,967.02/x
  3. Step 3: Cross multiply
    103,679.02x = 143,077.03 × 58,967.02
  4. Step 4: Simplify right side
    103,679.02x = 8,436,826,089.55
  5. Step 5: Solve for x
    x = 8,436,826,089.55/103,679.02
  6. Step 6: Final answer
    x = 81,374.48

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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.