Home / 112,702.35-155,524.44-61,714.17

Finding the Fourth Proportional to 112,702.35, 155,524.44 and 61,714.17

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Solution

The fourth proportional to 112,702.35, 155,524.44 and 61,714.17 is: 85,162.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,702.35 : 155,524.44 = 61,714.17 : x
  2. Step 2: Convert to fraction form
    112,702.35/155,524.44 = 61,714.17/x
  3. Step 3: Cross multiply
    112,702.35x = 155,524.44 × 61,714.17
  4. Step 4: Simplify right side
    112,702.35x = 9,598,061,729.31
  5. Step 5: Solve for x
    x = 9,598,061,729.31/112,702.35
  6. Step 6: Final answer
    x = 85,162.92

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1.5x scale

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.