Home / 149,487.12-224,341.92-70,625.52

Finding the Fourth Proportional to 149,487.12, 224,341.92 and 70,625.52

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Solution

The fourth proportional to 149,487.12, 224,341.92 and 70,625.52 is: 105,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,487.12 : 224,341.92 = 70,625.52 : x
  2. Step 2: Convert to fraction form
    149,487.12/224,341.92 = 70,625.52/x
  3. Step 3: Cross multiply
    149,487.12x = 224,341.92 × 70,625.52
  4. Step 4: Simplify right side
    149,487.12x = 15,844,264,757.80
  5. Step 5: Solve for x
    x = 15,844,264,757.80/149,487.12
  6. Step 6: Final answer
    x = 105,990.84

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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.