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Finding the Fourth Proportional to 110,092.79, 151,931.63 and 62,345.11

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Solution

The fourth proportional to 110,092.79, 151,931.63 and 62,345.11 is: 86,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,092.79 : 151,931.63 = 62,345.11 : x
  2. Step 2: Convert to fraction form
    110,092.79/151,931.63 = 62,345.11/x
  3. Step 3: Cross multiply
    110,092.79x = 151,931.63 × 62,345.11
  4. Step 4: Simplify right side
    110,092.79x = 9,472,194,184.83
  5. Step 5: Solve for x
    x = 9,472,194,184.83/110,092.79
  6. Step 6: Final answer
    x = 86,038.28

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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.