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Finding the Fourth Proportional to 240,776.16, 332,274.57 and 138,799.77

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Solution

The fourth proportional to 240,776.16, 332,274.57 and 138,799.77 is: 191,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,776.16 : 332,274.57 = 138,799.77 : x
  2. Step 2: Convert to fraction form
    240,776.16/332,274.57 = 138,799.77/x
  3. Step 3: Cross multiply
    240,776.16x = 332,274.57 × 138,799.77
  4. Step 4: Simplify right side
    240,776.16x = 46,119,633,892.85
  5. Step 5: Solve for x
    x = 46,119,633,892.85/240,776.16
  6. Step 6: Final answer
    x = 191,545.68

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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.