Home / 124,281.28-171,516.16-70,545.92

Finding the Fourth Proportional to 124,281.28, 171,516.16 and 70,545.92

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Solution

The fourth proportional to 124,281.28, 171,516.16 and 70,545.92 is: 97,357.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,281.28 : 171,516.16 = 70,545.92 : x
  2. Step 2: Convert to fraction form
    124,281.28/171,516.16 = 70,545.92/x
  3. Step 3: Cross multiply
    124,281.28x = 171,516.16 × 70,545.92
  4. Step 4: Simplify right side
    124,281.28x = 12,099,765,302.07
  5. Step 5: Solve for x
    x = 12,099,765,302.07/124,281.28
  6. Step 6: Final answer
    x = 97,357.91

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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.