Home / 88,095.36-121,542.12-49,849.60

Finding the Fourth Proportional to 88,095.36, 121,542.12 and 49,849.60

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Solution

The fourth proportional to 88,095.36, 121,542.12 and 49,849.60 is: 68,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,095.36 : 121,542.12 = 49,849.60 : x
  2. Step 2: Convert to fraction form
    88,095.36/121,542.12 = 49,849.60/x
  3. Step 3: Cross multiply
    88,095.36x = 121,542.12 × 49,849.60
  4. Step 4: Simplify right side
    88,095.36x = 6,058,826,065.15
  5. Step 5: Solve for x
    x = 6,058,826,065.15/88,095.36
  6. Step 6: Final answer
    x = 68,775.77

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1.5x scale

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.