Home / 146,711.69-220,082.45-50,636.40

Finding the Fourth Proportional to 146,711.69, 220,082.45 and 50,636.40

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Solution

The fourth proportional to 146,711.69, 220,082.45 and 50,636.40 is: 75,959.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,711.69 : 220,082.45 = 50,636.40 : x
  2. Step 2: Convert to fraction form
    146,711.69/220,082.45 = 50,636.40/x
  3. Step 3: Cross multiply
    146,711.69x = 220,082.45 × 50,636.40
  4. Step 4: Simplify right side
    146,711.69x = 11,144,181,892.69
  5. Step 5: Solve for x
    x = 11,144,181,892.69/146,711.69
  6. Step 6: Final answer
    x = 75,959.74

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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.