Home / 99,532.56-149,275.62-57,322.92

Finding the Fourth Proportional to 99,532.56, 149,275.62 and 57,322.92

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Solution

The fourth proportional to 99,532.56, 149,275.62 and 57,322.92 is: 85,971.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,532.56 : 149,275.62 = 57,322.92 : x
  2. Step 2: Convert to fraction form
    99,532.56/149,275.62 = 57,322.92/x
  3. Step 3: Cross multiply
    99,532.56x = 149,275.62 × 57,322.92
  4. Step 4: Simplify right side
    99,532.56x = 8,556,914,423.21
  5. Step 5: Solve for x
    x = 8,556,914,423.21/99,532.56
  6. Step 6: Final answer
    x = 85,971.01

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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.