Home / 83,497.05-115,225.98-45,256.95

Finding the Fourth Proportional to 83,497.05, 115,225.98 and 45,256.95

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Solution

The fourth proportional to 83,497.05, 115,225.98 and 45,256.95 is: 62,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,497.05 : 115,225.98 = 45,256.95 : x
  2. Step 2: Convert to fraction form
    83,497.05/115,225.98 = 45,256.95/x
  3. Step 3: Cross multiply
    83,497.05x = 115,225.98 × 45,256.95
  4. Step 4: Simplify right side
    83,497.05x = 5,214,776,415.56
  5. Step 5: Solve for x
    x = 5,214,776,415.56/83,497.05
  6. Step 6: Final answer
    x = 62,454.62

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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.