Home / 318,748.46-478,011.15-94,049.24

Finding the Fourth Proportional to 318,748.46, 478,011.15 and 94,049.24

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Solution

The fourth proportional to 318,748.46, 478,011.15 and 94,049.24 is: 141,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,748.46 : 478,011.15 = 94,049.24 : x
  2. Step 2: Convert to fraction form
    318,748.46/478,011.15 = 94,049.24/x
  3. Step 3: Cross multiply
    318,748.46x = 478,011.15 × 94,049.24
  4. Step 4: Simplify right side
    318,748.46x = 44,956,585,369.03
  5. Step 5: Solve for x
    x = 44,956,585,369.03/318,748.46
  6. Step 6: Final answer
    x = 141,040.95

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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.