Home / 103,264.32-142,502.52-57,941.52

Finding the Fourth Proportional to 103,264.32, 142,502.52 and 57,941.52

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Solution

The fourth proportional to 103,264.32, 142,502.52 and 57,941.52 is: 79,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,264.32 : 142,502.52 = 57,941.52 : x
  2. Step 2: Convert to fraction form
    103,264.32/142,502.52 = 57,941.52/x
  3. Step 3: Cross multiply
    103,264.32x = 142,502.52 × 57,941.52
  4. Step 4: Simplify right side
    103,264.32x = 8,256,812,612.63
  5. Step 5: Solve for x
    x = 8,256,812,612.63/103,264.32
  6. Step 6: Final answer
    x = 79,958.04

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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.