Home / 60,765.24-91,151.10-19,209

Finding the Fourth Proportional to 60,765.24, 91,151.10 and 19,209

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Solution

The fourth proportional to 60,765.24, 91,151.10 and 19,209 is: 28,814.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,765.24 : 91,151.10 = 19,209 : x
  2. Step 2: Convert to fraction form
    60,765.24/91,151.10 = 19,209/x
  3. Step 3: Cross multiply
    60,765.24x = 91,151.10 × 19,209
  4. Step 4: Simplify right side
    60,765.24x = 1,750,921,479.90
  5. Step 5: Solve for x
    x = 1,750,921,479.90/60,765.24
  6. Step 6: Final answer
    x = 28,814.52

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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.