Home / 60,147.43-90,224.12-15,774.28

Finding the Fourth Proportional to 60,147.43, 90,224.12 and 15,774.28

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Solution

The fourth proportional to 60,147.43, 90,224.12 and 15,774.28 is: 23,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,147.43 : 90,224.12 = 15,774.28 : x
  2. Step 2: Convert to fraction form
    60,147.43/90,224.12 = 15,774.28/x
  3. Step 3: Cross multiply
    60,147.43x = 90,224.12 × 15,774.28
  4. Step 4: Simplify right side
    60,147.43x = 1,423,220,531.63
  5. Step 5: Solve for x
    x = 1,423,220,531.63/60,147.43
  6. Step 6: Final answer
    x = 23,662.20

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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.