Home / 88,073.25-121,541.13-50,348.31

Finding the Fourth Proportional to 88,073.25, 121,541.13 and 50,348.31

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Solution

The fourth proportional to 88,073.25, 121,541.13 and 50,348.31 is: 69,480.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,073.25 : 121,541.13 = 50,348.31 : x
  2. Step 2: Convert to fraction form
    88,073.25/121,541.13 = 50,348.31/x
  3. Step 3: Cross multiply
    88,073.25x = 121,541.13 × 50,348.31
  4. Step 4: Simplify right side
    88,073.25x = 6,119,390,490.99
  5. Step 5: Solve for x
    x = 6,119,390,490.99/88,073.25
  6. Step 6: Final answer
    x = 69,480.69

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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.