Home / 66,098.34-99,126.72-21,714.84

Finding the Fourth Proportional to 66,098.34, 99,126.72 and 21,714.84

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Solution

The fourth proportional to 66,098.34, 99,126.72 and 21,714.84 is: 32,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,098.34 : 99,126.72 = 21,714.84 : x
  2. Step 2: Convert to fraction form
    66,098.34/99,126.72 = 21,714.84/x
  3. Step 3: Cross multiply
    66,098.34x = 99,126.72 × 21,714.84
  4. Step 4: Simplify right side
    66,098.34x = 2,152,520,864.52
  5. Step 5: Solve for x
    x = 2,152,520,864.52/66,098.34
  6. Step 6: Final answer
    x = 32,565.43

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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.