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Finding the Fourth Proportional to 96,363.12, 132,971.74 and 56,082.22

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Solution

The fourth proportional to 96,363.12, 132,971.74 and 56,082.22 is: 77,388.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,363.12 : 132,971.74 = 56,082.22 : x
  2. Step 2: Convert to fraction form
    96,363.12/132,971.74 = 56,082.22/x
  3. Step 3: Cross multiply
    96,363.12x = 132,971.74 × 56,082.22
  4. Step 4: Simplify right side
    96,363.12x = 7,457,350,376.46
  5. Step 5: Solve for x
    x = 7,457,350,376.46/96,363.12
  6. Step 6: Final answer
    x = 77,388.01

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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.