Home / 94,138.42-129,910.35-51,696.10

Finding the Fourth Proportional to 94,138.42, 129,910.35 and 51,696.10

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Solution

The fourth proportional to 94,138.42, 129,910.35 and 51,696.10 is: 71,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,138.42 : 129,910.35 = 51,696.10 : x
  2. Step 2: Convert to fraction form
    94,138.42/129,910.35 = 51,696.10/x
  3. Step 3: Cross multiply
    94,138.42x = 129,910.35 × 51,696.10
  4. Step 4: Simplify right side
    94,138.42x = 6,715,858,444.64
  5. Step 5: Solve for x
    x = 6,715,858,444.64/94,138.42
  6. Step 6: Final answer
    x = 71,340.25

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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.