Home / 238,230.14-328,758.24-130,807.12

Finding the Fourth Proportional to 238,230.14, 328,758.24 and 130,807.12

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Solution

The fourth proportional to 238,230.14, 328,758.24 and 130,807.12 is: 180,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,230.14 : 328,758.24 = 130,807.12 : x
  2. Step 2: Convert to fraction form
    238,230.14/328,758.24 = 130,807.12/x
  3. Step 3: Cross multiply
    238,230.14x = 328,758.24 × 130,807.12
  4. Step 4: Simplify right side
    238,230.14x = 43,003,918,550.67
  5. Step 5: Solve for x
    x = 43,003,918,550.67/238,230.14
  6. Step 6: Final answer
    x = 180,514.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.