Home / 114,490.29-157,893.18-71,473.75

Finding the Fourth Proportional to 114,490.29, 157,893.18 and 71,473.75

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Solution

The fourth proportional to 114,490.29, 157,893.18 and 71,473.75 is: 98,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,490.29 : 157,893.18 = 71,473.75 : x
  2. Step 2: Convert to fraction form
    114,490.29/157,893.18 = 71,473.75/x
  3. Step 3: Cross multiply
    114,490.29x = 157,893.18 × 71,473.75
  4. Step 4: Simplify right side
    114,490.29x = 11,285,217,711.39
  5. Step 5: Solve for x
    x = 11,285,217,711.39/114,490.29
  6. Step 6: Final answer
    x = 98,569.21

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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.