Home / 63,222.05-87,248.12-34,542.92

Finding the Fourth Proportional to 63,222.05, 87,248.12 and 34,542.92

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Solution

The fourth proportional to 63,222.05, 87,248.12 and 34,542.92 is: 47,670.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,222.05 : 87,248.12 = 34,542.92 : x
  2. Step 2: Convert to fraction form
    63,222.05/87,248.12 = 34,542.92/x
  3. Step 3: Cross multiply
    63,222.05x = 87,248.12 × 34,542.92
  4. Step 4: Simplify right side
    63,222.05x = 3,013,804,874.72
  5. Step 5: Solve for x
    x = 3,013,804,874.72/63,222.05
  6. Step 6: Final answer
    x = 47,670.15

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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.