Home / 319,587.50-479,446.86-94,927.92

Finding the Fourth Proportional to 319,587.50, 479,446.86 and 94,927.92

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Solution

The fourth proportional to 319,587.50, 479,446.86 and 94,927.92 is: 142,411.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,587.50 : 479,446.86 = 94,927.92 : x
  2. Step 2: Convert to fraction form
    319,587.50/479,446.86 = 94,927.92/x
  3. Step 3: Cross multiply
    319,587.50x = 479,446.86 × 94,927.92
  4. Step 4: Simplify right side
    319,587.50x = 45,512,894,972.76
  5. Step 5: Solve for x
    x = 45,512,894,972.76/319,587.50
  6. Step 6: Final answer
    x = 142,411.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.