Home / 155,518.88-233,278.76-43,205.20

Finding the Fourth Proportional to 155,518.88, 233,278.76 and 43,205.20

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Solution

The fourth proportional to 155,518.88, 233,278.76 and 43,205.20 is: 64,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,518.88 : 233,278.76 = 43,205.20 : x
  2. Step 2: Convert to fraction form
    155,518.88/233,278.76 = 43,205.20/x
  3. Step 3: Cross multiply
    155,518.88x = 233,278.76 × 43,205.20
  4. Step 4: Simplify right side
    155,518.88x = 10,078,855,481.55
  5. Step 5: Solve for x
    x = 10,078,855,481.55/155,518.88
  6. Step 6: Final answer
    x = 64,807.92

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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.