Home / 61,402.46-84,730.86-34,179.57

Finding the Fourth Proportional to 61,402.46, 84,730.86 and 34,179.57

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Solution

The fourth proportional to 61,402.46, 84,730.86 and 34,179.57 is: 47,165.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,402.46 : 84,730.86 = 34,179.57 : x
  2. Step 2: Convert to fraction form
    61,402.46/84,730.86 = 34,179.57/x
  3. Step 3: Cross multiply
    61,402.46x = 84,730.86 × 34,179.57
  4. Step 4: Simplify right side
    61,402.46x = 2,896,064,360.53
  5. Step 5: Solve for x
    x = 2,896,064,360.53/61,402.46
  6. Step 6: Final answer
    x = 47,165.29

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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.