Home / 102,622.32-141,581.34-60,172.62

Finding the Fourth Proportional to 102,622.32, 141,581.34 and 60,172.62

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Solution

The fourth proportional to 102,622.32, 141,581.34 and 60,172.62 is: 83,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,622.32 : 141,581.34 = 60,172.62 : x
  2. Step 2: Convert to fraction form
    102,622.32/141,581.34 = 60,172.62/x
  3. Step 3: Cross multiply
    102,622.32x = 141,581.34 × 60,172.62
  4. Step 4: Simplify right side
    102,622.32x = 8,519,320,170.91
  5. Step 5: Solve for x
    x = 8,519,320,170.91/102,622.32
  6. Step 6: Final answer
    x = 83,016.25

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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.