Home / 94,135.32-129,907.65-51,694.76

Finding the Fourth Proportional to 94,135.32, 129,907.65 and 51,694.76

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Solution

The fourth proportional to 94,135.32, 129,907.65 and 51,694.76 is: 71,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,135.32 : 129,907.65 = 51,694.76 : x
  2. Step 2: Convert to fraction form
    94,135.32/129,907.65 = 51,694.76/x
  3. Step 3: Cross multiply
    94,135.32x = 129,907.65 × 51,694.76
  4. Step 4: Simplify right side
    94,135.32x = 6,715,544,139.38
  5. Step 5: Solve for x
    x = 6,715,544,139.38/94,135.32
  6. Step 6: Final answer
    x = 71,339.26

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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.