Home / 60,378.19-90,604.13-38,160.97

Finding the Fourth Proportional to 60,378.19, 90,604.13 and 38,160.97

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Solution

The fourth proportional to 60,378.19, 90,604.13 and 38,160.97 is: 57,264.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,378.19 : 90,604.13 = 38,160.97 : x
  2. Step 2: Convert to fraction form
    60,378.19/90,604.13 = 38,160.97/x
  3. Step 3: Cross multiply
    60,378.19x = 90,604.13 × 38,160.97
  4. Step 4: Simplify right side
    60,378.19x = 3,457,541,486.81
  5. Step 5: Solve for x
    x = 3,457,541,486.81/60,378.19
  6. Step 6: Final answer
    x = 57,264.74

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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.