Home / 155,223.18-232,836.21-61,752.78

Finding the Fourth Proportional to 155,223.18, 232,836.21 and 61,752.78

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Solution

The fourth proportional to 155,223.18, 232,836.21 and 61,752.78 is: 92,629.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,223.18 : 232,836.21 = 61,752.78 : x
  2. Step 2: Convert to fraction form
    155,223.18/232,836.21 = 61,752.78/x
  3. Step 3: Cross multiply
    155,223.18x = 232,836.21 × 61,752.78
  4. Step 4: Simplify right side
    155,223.18x = 14,378,283,252.16
  5. Step 5: Solve for x
    x = 14,378,283,252.16/155,223.18
  6. Step 6: Final answer
    x = 92,629.74

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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.