Home / 102,795.39-141,863.05-62,502.48

Finding the Fourth Proportional to 102,795.39, 141,863.05 and 62,502.48

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Solution

The fourth proportional to 102,795.39, 141,863.05 and 62,502.48 is: 86,256.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,795.39 : 141,863.05 = 62,502.48 : x
  2. Step 2: Convert to fraction form
    102,795.39/141,863.05 = 62,502.48/x
  3. Step 3: Cross multiply
    102,795.39x = 141,863.05 × 62,502.48
  4. Step 4: Simplify right side
    102,795.39x = 8,866,792,445.36
  5. Step 5: Solve for x
    x = 8,866,792,445.36/102,795.39
  6. Step 6: Final answer
    x = 86,256.71

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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.