Home / 154,967.70-232,451.55-109,696.80

Finding the Fourth Proportional to 154,967.70, 232,451.55 and 109,696.80

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Solution

The fourth proportional to 154,967.70, 232,451.55 and 109,696.80 is: 164,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,967.70 : 232,451.55 = 109,696.80 : x
  2. Step 2: Convert to fraction form
    154,967.70/232,451.55 = 109,696.80/x
  3. Step 3: Cross multiply
    154,967.70x = 232,451.55 × 109,696.80
  4. Step 4: Simplify right side
    154,967.70x = 25,499,191,190.04
  5. Step 5: Solve for x
    x = 25,499,191,190.04/154,967.70
  6. Step 6: Final answer
    x = 164,545.20

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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.