Home / 94,137.52-129,909.75-51,696.05

Finding the Fourth Proportional to 94,137.52, 129,909.75 and 51,696.05

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Solution

The fourth proportional to 94,137.52, 129,909.75 and 51,696.05 is: 71,340.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,137.52 : 129,909.75 = 51,696.05 : x
  2. Step 2: Convert to fraction form
    94,137.52/129,909.75 = 51,696.05/x
  3. Step 3: Cross multiply
    94,137.52x = 129,909.75 × 51,696.05
  4. Step 4: Simplify right side
    94,137.52x = 6,715,820,598.84
  5. Step 5: Solve for x
    x = 6,715,820,598.84/94,137.52
  6. Step 6: Final answer
    x = 71,340.53

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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.