Home / 50,320.68-69,446.16-30,177.19

Finding the Fourth Proportional to 50,320.68, 69,446.16 and 30,177.19

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Solution

The fourth proportional to 50,320.68, 69,446.16 and 30,177.19 is: 41,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,320.68 : 69,446.16 = 30,177.19 : x
  2. Step 2: Convert to fraction form
    50,320.68/69,446.16 = 30,177.19/x
  3. Step 3: Cross multiply
    50,320.68x = 69,446.16 × 30,177.19
  4. Step 4: Simplify right side
    50,320.68x = 2,095,690,051.90
  5. Step 5: Solve for x
    x = 2,095,690,051.90/50,320.68
  6. Step 6: Final answer
    x = 41,646.70

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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.