Home / 61,134.92-84,364.26-34,278.98

Finding the Fourth Proportional to 61,134.92, 84,364.26 and 34,278.98

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Solution

The fourth proportional to 61,134.92, 84,364.26 and 34,278.98 is: 47,303.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,134.92 : 84,364.26 = 34,278.98 : x
  2. Step 2: Convert to fraction form
    61,134.92/84,364.26 = 34,278.98/x
  3. Step 3: Cross multiply
    61,134.92x = 84,364.26 × 34,278.98
  4. Step 4: Simplify right side
    61,134.92x = 2,891,920,781.25
  5. Step 5: Solve for x
    x = 2,891,920,781.25/61,134.92
  6. Step 6: Final answer
    x = 47,303.91

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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.