Home / 107,500.16-148,337.53-63,885.92

Finding the Fourth Proportional to 107,500.16, 148,337.53 and 63,885.92

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Solution

The fourth proportional to 107,500.16, 148,337.53 and 63,885.92 is: 88,155.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,500.16 : 148,337.53 = 63,885.92 : x
  2. Step 2: Convert to fraction form
    107,500.16/148,337.53 = 63,885.92/x
  3. Step 3: Cross multiply
    107,500.16x = 148,337.53 × 63,885.92
  4. Step 4: Simplify right side
    107,500.16x = 9,476,678,673.18
  5. Step 5: Solve for x
    x = 9,476,678,673.18/107,500.16
  6. Step 6: Final answer
    x = 88,155.02

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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.