Home / 155,037.20-232,555.80-110,422.40

Finding the Fourth Proportional to 155,037.20, 232,555.80 and 110,422.40

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Solution

The fourth proportional to 155,037.20, 232,555.80 and 110,422.40 is: 165,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,037.20 : 232,555.80 = 110,422.40 : x
  2. Step 2: Convert to fraction form
    155,037.20/232,555.80 = 110,422.40/x
  3. Step 3: Cross multiply
    155,037.20x = 232,555.80 × 110,422.40
  4. Step 4: Simplify right side
    155,037.20x = 25,679,369,569.92
  5. Step 5: Solve for x
    x = 25,679,369,569.92/155,037.20
  6. Step 6: Final answer
    x = 165,633.60

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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.