Home / 155,475.45-233,229.85-43,156.15

Finding the Fourth Proportional to 155,475.45, 233,229.85 and 43,156.15

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Solution

The fourth proportional to 155,475.45, 233,229.85 and 43,156.15 is: 64,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,475.45 : 233,229.85 = 43,156.15 : x
  2. Step 2: Convert to fraction form
    155,475.45/233,229.85 = 43,156.15/x
  3. Step 3: Cross multiply
    155,475.45x = 233,229.85 × 43,156.15
  4. Step 4: Simplify right side
    155,475.45x = 10,065,301,700.11
  5. Step 5: Solve for x
    x = 10,065,301,700.11/155,475.45
  6. Step 6: Final answer
    x = 64,738.85

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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.