Home / 64,126.45-96,191.33-30,384.55

Finding the Fourth Proportional to 64,126.45, 96,191.33 and 30,384.55

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Solution

The fourth proportional to 64,126.45, 96,191.33 and 30,384.55 is: 45,577.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,126.45 : 96,191.33 = 30,384.55 : x
  2. Step 2: Convert to fraction form
    64,126.45/96,191.33 = 30,384.55/x
  3. Step 3: Cross multiply
    64,126.45x = 96,191.33 × 30,384.55
  4. Step 4: Simplify right side
    64,126.45x = 2,922,730,275.95
  5. Step 5: Solve for x
    x = 2,922,730,275.95/64,126.45
  6. Step 6: Final answer
    x = 45,577.61

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1.5x scale

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.