Home / 99,882.42-149,785.08-40,697.34

Finding the Fourth Proportional to 99,882.42, 149,785.08 and 40,697.34

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Solution

The fourth proportional to 99,882.42, 149,785.08 and 40,697.34 is: 61,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,882.42 : 149,785.08 = 40,697.34 : x
  2. Step 2: Convert to fraction form
    99,882.42/149,785.08 = 40,697.34/x
  3. Step 3: Cross multiply
    99,882.42x = 149,785.08 × 40,697.34
  4. Step 4: Simplify right side
    99,882.42x = 6,095,854,327.69
  5. Step 5: Solve for x
    x = 6,095,854,327.69/99,882.42
  6. Step 6: Final answer
    x = 61,030.30

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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.