Home / 154,775.04-232,148.16-42,451.20

Finding the Fourth Proportional to 154,775.04, 232,148.16 and 42,451.20

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Solution

The fourth proportional to 154,775.04, 232,148.16 and 42,451.20 is: 63,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,775.04 : 232,148.16 = 42,451.20 : x
  2. Step 2: Convert to fraction form
    154,775.04/232,148.16 = 42,451.20/x
  3. Step 3: Cross multiply
    154,775.04x = 232,148.16 × 42,451.20
  4. Step 4: Simplify right side
    154,775.04x = 9,854,967,969.79
  5. Step 5: Solve for x
    x = 9,854,967,969.79/154,775.04
  6. Step 6: Final answer
    x = 63,672.85

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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.