Home / 99,090.57-148,758.38-93,859.22

Finding the Fourth Proportional to 99,090.57, 148,758.38 and 93,859.22

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Solution

The fourth proportional to 99,090.57, 148,758.38 and 93,859.22 is: 140,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,090.57 : 148,758.38 = 93,859.22 : x
  2. Step 2: Convert to fraction form
    99,090.57/148,758.38 = 93,859.22/x
  3. Step 3: Cross multiply
    99,090.57x = 148,758.38 × 93,859.22
  4. Step 4: Simplify right side
    99,090.57x = 13,962,344,302.18
  5. Step 5: Solve for x
    x = 13,962,344,302.18/99,090.57
  6. Step 6: Final answer
    x = 140,904.87

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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.