Home / 154,871.60-232,307.40-123,767.60

Finding the Fourth Proportional to 154,871.60, 232,307.40 and 123,767.60

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Solution

The fourth proportional to 154,871.60, 232,307.40 and 123,767.60 is: 185,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,871.60 : 232,307.40 = 123,767.60 : x
  2. Step 2: Convert to fraction form
    154,871.60/232,307.40 = 123,767.60/x
  3. Step 3: Cross multiply
    154,871.60x = 232,307.40 × 123,767.60
  4. Step 4: Simplify right side
    154,871.60x = 28,752,129,360.24
  5. Step 5: Solve for x
    x = 28,752,129,360.24/154,871.60
  6. Step 6: Final answer
    x = 185,651.40

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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.