Home / 238,479.08-329,029.36-142,950.92

Finding the Fourth Proportional to 238,479.08, 329,029.36 and 142,950.92

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Solution

The fourth proportional to 238,479.08, 329,029.36 and 142,950.92 is: 197,229.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,479.08 : 329,029.36 = 142,950.92 : x
  2. Step 2: Convert to fraction form
    238,479.08/329,029.36 = 142,950.92/x
  3. Step 3: Cross multiply
    238,479.08x = 329,029.36 × 142,950.92
  4. Step 4: Simplify right side
    238,479.08x = 47,035,047,716.49
  5. Step 5: Solve for x
    x = 47,035,047,716.49/238,479.08
  6. Step 6: Final answer
    x = 197,229.24

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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.