Home / 152,649.28-229,028.40-92,799.52

Finding the Fourth Proportional to 152,649.28, 229,028.40 and 92,799.52

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Solution

The fourth proportional to 152,649.28, 229,028.40 and 92,799.52 is: 139,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,649.28 : 229,028.40 = 92,799.52 : x
  2. Step 2: Convert to fraction form
    152,649.28/229,028.40 = 92,799.52/x
  3. Step 3: Cross multiply
    152,649.28x = 229,028.40 × 92,799.52
  4. Step 4: Simplify right side
    152,649.28x = 21,253,725,586.37
  5. Step 5: Solve for x
    x = 21,253,725,586.37/152,649.28
  6. Step 6: Final answer
    x = 139,232.40

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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.