Home / 77,444.16-116,167.52-21,283.92

Finding the Fourth Proportional to 77,444.16, 116,167.52 and 21,283.92

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Solution

The fourth proportional to 77,444.16, 116,167.52 and 21,283.92 is: 31,926.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,444.16 : 116,167.52 = 21,283.92 : x
  2. Step 2: Convert to fraction form
    77,444.16/116,167.52 = 21,283.92/x
  3. Step 3: Cross multiply
    77,444.16x = 116,167.52 × 21,283.92
  4. Step 4: Simplify right side
    77,444.16x = 2,472,500,202.28
  5. Step 5: Solve for x
    x = 2,472,500,202.28/77,444.16
  6. Step 6: Final answer
    x = 31,926.23

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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.