Home / 231,267.96-319,248.17-140,653.01

Finding the Fourth Proportional to 231,267.96, 319,248.17 and 140,653.01

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Solution

The fourth proportional to 231,267.96, 319,248.17 and 140,653.01 is: 194,160.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,267.96 : 319,248.17 = 140,653.01 : x
  2. Step 2: Convert to fraction form
    231,267.96/319,248.17 = 140,653.01/x
  3. Step 3: Cross multiply
    231,267.96x = 319,248.17 × 140,653.01
  4. Step 4: Simplify right side
    231,267.96x = 44,903,216,047.49
  5. Step 5: Solve for x
    x = 44,903,216,047.49/231,267.96
  6. Step 6: Final answer
    x = 194,160.99

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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.