Home / 90,622.92-125,094.50-60,397.21

Finding the Fourth Proportional to 90,622.92, 125,094.50 and 60,397.21

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Solution

The fourth proportional to 90,622.92, 125,094.50 and 60,397.21 is: 83,371.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,622.92 : 125,094.50 = 60,397.21 : x
  2. Step 2: Convert to fraction form
    90,622.92/125,094.50 = 60,397.21/x
  3. Step 3: Cross multiply
    90,622.92x = 125,094.50 × 60,397.21
  4. Step 4: Simplify right side
    90,622.92x = 7,555,358,563.92
  5. Step 5: Solve for x
    x = 7,555,358,563.92/90,622.92
  6. Step 6: Final answer
    x = 83,371.39

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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.