Home / 240,479.28-331,871.18-133,047.56

Finding the Fourth Proportional to 240,479.28, 331,871.18 and 133,047.56

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Solution

The fourth proportional to 240,479.28, 331,871.18 and 133,047.56 is: 183,611.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,479.28 : 331,871.18 = 133,047.56 : x
  2. Step 2: Convert to fraction form
    240,479.28/331,871.18 = 133,047.56/x
  3. Step 3: Cross multiply
    240,479.28x = 331,871.18 × 133,047.56
  4. Step 4: Simplify right side
    240,479.28x = 44,154,650,897.76
  5. Step 5: Solve for x
    x = 44,154,650,897.76/240,479.28
  6. Step 6: Final answer
    x = 183,611.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.