Home / 238,875.21-329,647.14-131,452.20

Finding the Fourth Proportional to 238,875.21, 329,647.14 and 131,452.20

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Solution

The fourth proportional to 238,875.21, 329,647.14 and 131,452.20 is: 181,403.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,875.21 : 329,647.14 = 131,452.20 : x
  2. Step 2: Convert to fraction form
    238,875.21/329,647.14 = 131,452.20/x
  3. Step 3: Cross multiply
    238,875.21x = 329,647.14 × 131,452.20
  4. Step 4: Simplify right side
    238,875.21x = 43,332,841,776.71
  5. Step 5: Solve for x
    x = 43,332,841,776.71/238,875.21
  6. Step 6: Final answer
    x = 181,403.68

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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.