Home / 238,847.81-329,603.18-131,417.91

Finding the Fourth Proportional to 238,847.81, 329,603.18 and 131,417.91

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Solution

The fourth proportional to 238,847.81, 329,603.18 and 131,417.91 is: 181,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,847.81 : 329,603.18 = 131,417.91 : x
  2. Step 2: Convert to fraction form
    238,847.81/329,603.18 = 131,417.91/x
  3. Step 3: Cross multiply
    238,847.81x = 329,603.18 × 131,417.91
  4. Step 4: Simplify right side
    238,847.81x = 43,315,760,387.86
  5. Step 5: Solve for x
    x = 43,315,760,387.86/238,847.81
  6. Step 6: Final answer
    x = 181,352.98

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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.