Home / 83,360.52-115,037.28-45,634.50

Finding the Fourth Proportional to 83,360.52, 115,037.28 and 45,634.50

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Solution

The fourth proportional to 83,360.52, 115,037.28 and 45,634.50 is: 62,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,360.52 : 115,037.28 = 45,634.50 : x
  2. Step 2: Convert to fraction form
    83,360.52/115,037.28 = 45,634.50/x
  3. Step 3: Cross multiply
    83,360.52x = 115,037.28 × 45,634.50
  4. Step 4: Simplify right side
    83,360.52x = 5,249,668,754.16
  5. Step 5: Solve for x
    x = 5,249,668,754.16/83,360.52
  6. Step 6: Final answer
    x = 62,975.48

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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.