Home / 60,011.43-90,071.28-31,954.92

Finding the Fourth Proportional to 60,011.43, 90,071.28 and 31,954.92

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Solution

The fourth proportional to 60,011.43, 90,071.28 and 31,954.92 is: 47,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,011.43 : 90,071.28 = 31,954.92 : x
  2. Step 2: Convert to fraction form
    60,011.43/90,071.28 = 31,954.92/x
  3. Step 3: Cross multiply
    60,011.43x = 90,071.28 × 31,954.92
  4. Step 4: Simplify right side
    60,011.43x = 2,878,220,546.70
  5. Step 5: Solve for x
    x = 2,878,220,546.70/60,011.43
  6. Step 6: Final answer
    x = 47,961.21

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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.