Home / 107,211.38-147,956.64-59,461.88

Finding the Fourth Proportional to 107,211.38, 147,956.64 and 59,461.88

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Solution

The fourth proportional to 107,211.38, 147,956.64 and 59,461.88 is: 82,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,211.38 : 147,956.64 = 59,461.88 : x
  2. Step 2: Convert to fraction form
    107,211.38/147,956.64 = 59,461.88/x
  3. Step 3: Cross multiply
    107,211.38x = 147,956.64 × 59,461.88
  4. Step 4: Simplify right side
    107,211.38x = 8,797,779,972.88
  5. Step 5: Solve for x
    x = 8,797,779,972.88/107,211.38
  6. Step 6: Final answer
    x = 82,060.13

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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.