Home / 153,923.76-230,920.26-54,090.85

Finding the Fourth Proportional to 153,923.76, 230,920.26 and 54,090.85

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Solution

The fourth proportional to 153,923.76, 230,920.26 and 54,090.85 is: 81,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,923.76 : 230,920.26 = 54,090.85 : x
  2. Step 2: Convert to fraction form
    153,923.76/230,920.26 = 54,090.85/x
  3. Step 3: Cross multiply
    153,923.76x = 230,920.26 × 54,090.85
  4. Step 4: Simplify right side
    153,923.76x = 12,490,673,145.62
  5. Step 5: Solve for x
    x = 12,490,673,145.62/153,923.76
  6. Step 6: Final answer
    x = 81,148.44

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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.