Home / 94,350.12-130,205.20-51,908.68

Finding the Fourth Proportional to 94,350.12, 130,205.20 and 51,908.68

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Solution

The fourth proportional to 94,350.12, 130,205.20 and 51,908.68 is: 71,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,350.12 : 130,205.20 = 51,908.68 : x
  2. Step 2: Convert to fraction form
    94,350.12/130,205.20 = 51,908.68/x
  3. Step 3: Cross multiply
    94,350.12x = 130,205.20 × 51,908.68
  4. Step 4: Simplify right side
    94,350.12x = 6,758,780,061.14
  5. Step 5: Solve for x
    x = 6,758,780,061.14/94,350.12
  6. Step 6: Final answer
    x = 71,635.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.