Home / 61,415.95-84,753.45-34,557.92

Finding the Fourth Proportional to 61,415.95, 84,753.45 and 34,557.92

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Solution

The fourth proportional to 61,415.95, 84,753.45 and 34,557.92 is: 47,689.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,415.95 : 84,753.45 = 34,557.92 : x
  2. Step 2: Convert to fraction form
    61,415.95/84,753.45 = 34,557.92/x
  3. Step 3: Cross multiply
    61,415.95x = 84,753.45 × 34,557.92
  4. Step 4: Simplify right side
    61,415.95x = 2,928,902,944.82
  5. Step 5: Solve for x
    x = 2,928,902,944.82/61,415.95
  6. Step 6: Final answer
    x = 47,689.61

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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.