Home / 124,226.55-171,428.90-69,035.69

Finding the Fourth Proportional to 124,226.55, 171,428.90 and 69,035.69

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Solution

The fourth proportional to 124,226.55, 171,428.90 and 69,035.69 is: 95,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,226.55 : 171,428.90 = 69,035.69 : x
  2. Step 2: Convert to fraction form
    124,226.55/171,428.90 = 69,035.69/x
  3. Step 3: Cross multiply
    124,226.55x = 171,428.90 × 69,035.69
  4. Step 4: Simplify right side
    124,226.55x = 11,834,711,195.12
  5. Step 5: Solve for x
    x = 11,834,711,195.12/124,226.55
  6. Step 6: Final answer
    x = 95,267.16

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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.