Home / 155,424.60-232,002.18-133,379.64

Finding the Fourth Proportional to 155,424.60, 232,002.18 and 133,379.64

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Solution

The fourth proportional to 155,424.60, 232,002.18 and 133,379.64 is: 199,095.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,424.60 : 232,002.18 = 133,379.64 : x
  2. Step 2: Convert to fraction form
    155,424.60/232,002.18 = 133,379.64/x
  3. Step 3: Cross multiply
    155,424.60x = 232,002.18 × 133,379.64
  4. Step 4: Simplify right side
    155,424.60x = 30,944,367,247.62
  5. Step 5: Solve for x
    x = 30,944,367,247.62/155,424.60
  6. Step 6: Final answer
    x = 199,095.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.