Home / 239,363.12-359,158.76-149,381.40

Finding the Fourth Proportional to 239,363.12, 359,158.76 and 149,381.40

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Solution

The fourth proportional to 239,363.12, 359,158.76 and 149,381.40 is: 224,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,363.12 : 359,158.76 = 149,381.40 : x
  2. Step 2: Convert to fraction form
    239,363.12/359,158.76 = 149,381.40/x
  3. Step 3: Cross multiply
    239,363.12x = 359,158.76 × 149,381.40
  4. Step 4: Simplify right side
    239,363.12x = 53,651,638,391.06
  5. Step 5: Solve for x
    x = 53,651,638,391.06/239,363.12
  6. Step 6: Final answer
    x = 224,143.29

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1.5x scale

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.