Home / 231,545.76-319,226.85-166,960.95

Finding the Fourth Proportional to 231,545.76, 319,226.85 and 166,960.95

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Solution

The fourth proportional to 231,545.76, 319,226.85 and 166,960.95 is: 230,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,545.76 : 319,226.85 = 166,960.95 : x
  2. Step 2: Convert to fraction form
    231,545.76/319,226.85 = 166,960.95/x
  3. Step 3: Cross multiply
    231,545.76x = 319,226.85 × 166,960.95
  4. Step 4: Simplify right side
    231,545.76x = 53,298,418,141.51
  5. Step 5: Solve for x
    x = 53,298,418,141.51/231,545.76
  6. Step 6: Final answer
    x = 230,185.25

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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.