Home / 107,320.10-160,915.35-48,144.74

Finding the Fourth Proportional to 107,320.10, 160,915.35 and 48,144.74

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Solution

The fourth proportional to 107,320.10, 160,915.35 and 48,144.74 is: 72,188.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,320.10 : 160,915.35 = 48,144.74 : x
  2. Step 2: Convert to fraction form
    107,320.10/160,915.35 = 48,144.74/x
  3. Step 3: Cross multiply
    107,320.10x = 160,915.35 × 48,144.74
  4. Step 4: Simplify right side
    107,320.10x = 7,747,227,687.76
  5. Step 5: Solve for x
    x = 7,747,227,687.76/107,320.10
  6. Step 6: Final answer
    x = 72,188.04

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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.