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Finding the Fourth Proportional to 83,792.38, 115,630.53 and 46,066.34

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Solution

The fourth proportional to 83,792.38, 115,630.53 and 46,066.34 is: 63,569.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,792.38 : 115,630.53 = 46,066.34 : x
  2. Step 2: Convert to fraction form
    83,792.38/115,630.53 = 46,066.34/x
  3. Step 3: Cross multiply
    83,792.38x = 115,630.53 × 46,066.34
  4. Step 4: Simplify right side
    83,792.38x = 5,326,675,309.36
  5. Step 5: Solve for x
    x = 5,326,675,309.36/83,792.38
  6. Step 6: Final answer
    x = 63,569.92

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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.