Home / 88,275.14-121,846.07-58,083.74

Finding the Fourth Proportional to 88,275.14, 121,846.07 and 58,083.74

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Solution

The fourth proportional to 88,275.14, 121,846.07 and 58,083.74 is: 80,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,275.14 : 121,846.07 = 58,083.74 : x
  2. Step 2: Convert to fraction form
    88,275.14/121,846.07 = 58,083.74/x
  3. Step 3: Cross multiply
    88,275.14x = 121,846.07 × 58,083.74
  4. Step 4: Simplify right side
    88,275.14x = 7,077,275,449.90
  5. Step 5: Solve for x
    x = 7,077,275,449.90/88,275.14
  6. Step 6: Final answer
    x = 80,172.92

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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.