Home / 88,113.33-121,596.48-50,387.58

Finding the Fourth Proportional to 88,113.33, 121,596.48 and 50,387.58

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Solution

The fourth proportional to 88,113.33, 121,596.48 and 50,387.58 is: 69,534.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,113.33 : 121,596.48 = 50,387.58 : x
  2. Step 2: Convert to fraction form
    88,113.33/121,596.48 = 50,387.58/x
  3. Step 3: Cross multiply
    88,113.33x = 121,596.48 × 50,387.58
  4. Step 4: Simplify right side
    88,113.33x = 6,126,952,363.72
  5. Step 5: Solve for x
    x = 6,126,952,363.72/88,113.33
  6. Step 6: Final answer
    x = 69,534.91

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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.