Home / 76,932.17-106,166.49-42,476.93

Finding the Fourth Proportional to 76,932.17, 106,166.49 and 42,476.93

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Solution

The fourth proportional to 76,932.17, 106,166.49 and 42,476.93 is: 58,618.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,932.17 : 106,166.49 = 42,476.93 : x
  2. Step 2: Convert to fraction form
    76,932.17/106,166.49 = 42,476.93/x
  3. Step 3: Cross multiply
    76,932.17x = 106,166.49 × 42,476.93
  4. Step 4: Simplify right side
    76,932.17x = 4,509,626,564.08
  5. Step 5: Solve for x
    x = 4,509,626,564.08/76,932.17
  6. Step 6: Final answer
    x = 58,618.22

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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.