Home / 145,039.92-217,470.42-50,248.05

Finding the Fourth Proportional to 145,039.92, 217,470.42 and 50,248.05

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Solution

The fourth proportional to 145,039.92, 217,470.42 and 50,248.05 is: 75,341.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,039.92 : 217,470.42 = 50,248.05 : x
  2. Step 2: Convert to fraction form
    145,039.92/217,470.42 = 50,248.05/x
  3. Step 3: Cross multiply
    145,039.92x = 217,470.42 × 50,248.05
  4. Step 4: Simplify right side
    145,039.92x = 10,927,463,722.17
  5. Step 5: Solve for x
    x = 10,927,463,722.17/145,039.92
  6. Step 6: Final answer
    x = 75,341.08

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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.