Home / 94,785.12-130,841.63-64,600.95

Finding the Fourth Proportional to 94,785.12, 130,841.63 and 64,600.95

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Solution

The fourth proportional to 94,785.12, 130,841.63 and 64,600.95 is: 89,175.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,785.12 : 130,841.63 = 64,600.95 : x
  2. Step 2: Convert to fraction form
    94,785.12/130,841.63 = 64,600.95/x
  3. Step 3: Cross multiply
    94,785.12x = 130,841.63 × 64,600.95
  4. Step 4: Simplify right side
    94,785.12x = 8,452,493,597.55
  5. Step 5: Solve for x
    x = 8,452,493,597.55/94,785.12
  6. Step 6: Final answer
    x = 89,175.32

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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.