Home / 99,347.58-149,031.09-36,184.86

Finding the Fourth Proportional to 99,347.58, 149,031.09 and 36,184.86

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Solution

The fourth proportional to 99,347.58, 149,031.09 and 36,184.86 is: 54,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,347.58 : 149,031.09 = 36,184.86 : x
  2. Step 2: Convert to fraction form
    99,347.58/149,031.09 = 36,184.86/x
  3. Step 3: Cross multiply
    99,347.58x = 149,031.09 × 36,184.86
  4. Step 4: Simplify right side
    99,347.58x = 5,392,669,127.30
  5. Step 5: Solve for x
    x = 5,392,669,127.30/99,347.58
  6. Step 6: Final answer
    x = 54,280.83

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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.