Home / 233,739.52-322,488.76-143,000.88

Finding the Fourth Proportional to 233,739.52, 322,488.76 and 143,000.88

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Solution

The fourth proportional to 233,739.52, 322,488.76 and 143,000.88 is: 197,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,739.52 : 322,488.76 = 143,000.88 : x
  2. Step 2: Convert to fraction form
    233,739.52/322,488.76 = 143,000.88/x
  3. Step 3: Cross multiply
    233,739.52x = 322,488.76 × 143,000.88
  4. Step 4: Simplify right side
    233,739.52x = 46,116,176,470.11
  5. Step 5: Solve for x
    x = 46,116,176,470.11/233,739.52
  6. Step 6: Final answer
    x = 197,297.30

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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.