Home / 238,646.15-329,332.92-131,223.11

Finding the Fourth Proportional to 238,646.15, 329,332.92 and 131,223.11

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Solution

The fourth proportional to 238,646.15, 329,332.92 and 131,223.11 is: 181,088.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,646.15 : 329,332.92 = 131,223.11 : x
  2. Step 2: Convert to fraction form
    238,646.15/329,332.92 = 131,223.11/x
  3. Step 3: Cross multiply
    238,646.15x = 329,332.92 × 131,223.11
  4. Step 4: Simplify right side
    238,646.15x = 43,216,088,341.12
  5. Step 5: Solve for x
    x = 43,216,088,341.12/238,646.15
  6. Step 6: Final answer
    x = 181,088.57

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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.