Home / 54,443.79-75,119.28-31,769.84

Finding the Fourth Proportional to 54,443.79, 75,119.28 and 31,769.84

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Solution

The fourth proportional to 54,443.79, 75,119.28 and 31,769.84 is: 43,834.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,443.79 : 75,119.28 = 31,769.84 : x
  2. Step 2: Convert to fraction form
    54,443.79/75,119.28 = 31,769.84/x
  3. Step 3: Cross multiply
    54,443.79x = 75,119.28 × 31,769.84
  4. Step 4: Simplify right side
    54,443.79x = 2,386,527,331.34
  5. Step 5: Solve for x
    x = 2,386,527,331.34/54,443.79
  6. Step 6: Final answer
    x = 43,834.70

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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.