Home / 146,454.27-219,681.42-52,938.15

Finding the Fourth Proportional to 146,454.27, 219,681.42 and 52,938.15

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Solution

The fourth proportional to 146,454.27, 219,681.42 and 52,938.15 is: 79,407.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,454.27 : 219,681.42 = 52,938.15 : x
  2. Step 2: Convert to fraction form
    146,454.27/219,681.42 = 52,938.15/x
  3. Step 3: Cross multiply
    146,454.27x = 219,681.42 × 52,938.15
  4. Step 4: Simplify right side
    146,454.27x = 11,629,527,964.17
  5. Step 5: Solve for x
    x = 11,629,527,964.17/146,454.27
  6. Step 6: Final answer
    x = 79,407.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.