Home / 88,326.34-121,887.74-50,089.38

Finding the Fourth Proportional to 88,326.34, 121,887.74 and 50,089.38

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Solution

The fourth proportional to 88,326.34, 121,887.74 and 50,089.38 is: 69,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,326.34 : 121,887.74 = 50,089.38 : x
  2. Step 2: Convert to fraction form
    88,326.34/121,887.74 = 50,089.38/x
  3. Step 3: Cross multiply
    88,326.34x = 121,887.74 × 50,089.38
  4. Step 4: Simplify right side
    88,326.34x = 6,105,281,326.20
  5. Step 5: Solve for x
    x = 6,105,281,326.20/88,326.34
  6. Step 6: Final answer
    x = 69,121.86

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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.