Home / 82,919.07-124,404.90-29,609.88

Finding the Fourth Proportional to 82,919.07, 124,404.90 and 29,609.88

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Solution

The fourth proportional to 82,919.07, 124,404.90 and 29,609.88 is: 44,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,919.07 : 124,404.90 = 29,609.88 : x
  2. Step 2: Convert to fraction form
    82,919.07/124,404.90 = 29,609.88/x
  3. Step 3: Cross multiply
    82,919.07x = 124,404.90 × 29,609.88
  4. Step 4: Simplify right side
    82,919.07x = 3,683,614,160.41
  5. Step 5: Solve for x
    x = 3,683,614,160.41/82,919.07
  6. Step 6: Final answer
    x = 44,424.21

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1.5x scale

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.