Home / 395,278.11-592,915.21-95,758.72

Finding the Fourth Proportional to 395,278.11, 592,915.21 and 95,758.72

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Solution

The fourth proportional to 395,278.11, 592,915.21 and 95,758.72 is: 143,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,278.11 : 592,915.21 = 95,758.72 : x
  2. Step 2: Convert to fraction form
    395,278.11/592,915.21 = 95,758.72/x
  3. Step 3: Cross multiply
    395,278.11x = 592,915.21 × 95,758.72
  4. Step 4: Simplify right side
    395,278.11x = 56,776,799,856.45
  5. Step 5: Solve for x
    x = 56,776,799,856.45/395,278.11
  6. Step 6: Final answer
    x = 143,637.60

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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.