Home / 61,812.28-92,735.07-31,810.17

Finding the Fourth Proportional to 61,812.28, 92,735.07 and 31,810.17

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Solution

The fourth proportional to 61,812.28, 92,735.07 and 31,810.17 is: 47,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,812.28 : 92,735.07 = 31,810.17 : x
  2. Step 2: Convert to fraction form
    61,812.28/92,735.07 = 31,810.17/x
  3. Step 3: Cross multiply
    61,812.28x = 92,735.07 × 31,810.17
  4. Step 4: Simplify right side
    61,812.28x = 2,949,918,338.29
  5. Step 5: Solve for x
    x = 2,949,918,338.29/61,812.28
  6. Step 6: Final answer
    x = 47,723.82

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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.