Home / 60,264.81-90,401.40-18,141.57

Finding the Fourth Proportional to 60,264.81, 90,401.40 and 18,141.57

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Solution

The fourth proportional to 60,264.81, 90,401.40 and 18,141.57 is: 27,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,264.81 : 90,401.40 = 18,141.57 : x
  2. Step 2: Convert to fraction form
    60,264.81/90,401.40 = 18,141.57/x
  3. Step 3: Cross multiply
    60,264.81x = 90,401.40 × 18,141.57
  4. Step 4: Simplify right side
    60,264.81x = 1,640,023,326.20
  5. Step 5: Solve for x
    x = 1,640,023,326.20/60,264.81
  6. Step 6: Final answer
    x = 27,213.61

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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.