Home / 97,159.26-134,080.18-54,718.50

Finding the Fourth Proportional to 97,159.26, 134,080.18 and 54,718.50

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Solution

The fourth proportional to 97,159.26, 134,080.18 and 54,718.50 is: 75,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,159.26 : 134,080.18 = 54,718.50 : x
  2. Step 2: Convert to fraction form
    97,159.26/134,080.18 = 54,718.50/x
  3. Step 3: Cross multiply
    97,159.26x = 134,080.18 × 54,718.50
  4. Step 4: Simplify right side
    97,159.26x = 7,336,666,329.33
  5. Step 5: Solve for x
    x = 7,336,666,329.33/97,159.26
  6. Step 6: Final answer
    x = 75,511.76

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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.