Home / 99,532.06-149,274.87-57,322.42

Finding the Fourth Proportional to 99,532.06, 149,274.87 and 57,322.42

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Solution

The fourth proportional to 99,532.06, 149,274.87 and 57,322.42 is: 85,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,532.06 : 149,274.87 = 57,322.42 : x
  2. Step 2: Convert to fraction form
    99,532.06/149,274.87 = 57,322.42/x
  3. Step 3: Cross multiply
    99,532.06x = 149,274.87 × 57,322.42
  4. Step 4: Simplify right side
    99,532.06x = 8,556,796,793.59
  5. Step 5: Solve for x
    x = 8,556,796,793.59/99,532.06
  6. Step 6: Final answer
    x = 85,970.26

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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.