Home / 82,669.68-124,000.08-48,494.48

Finding the Fourth Proportional to 82,669.68, 124,000.08 and 48,494.48

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Solution

The fourth proportional to 82,669.68, 124,000.08 and 48,494.48 is: 72,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,669.68 : 124,000.08 = 48,494.48 : x
  2. Step 2: Convert to fraction form
    82,669.68/124,000.08 = 48,494.48/x
  3. Step 3: Cross multiply
    82,669.68x = 124,000.08 × 48,494.48
  4. Step 4: Simplify right side
    82,669.68x = 6,013,319,399.56
  5. Step 5: Solve for x
    x = 6,013,319,399.56/82,669.68
  6. Step 6: Final answer
    x = 72,739.12

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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.