Home / 88,225.60-121,747.29-49,984.37

Finding the Fourth Proportional to 88,225.60, 121,747.29 and 49,984.37

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Solution

The fourth proportional to 88,225.60, 121,747.29 and 49,984.37 is: 68,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,225.60 : 121,747.29 = 49,984.37 : x
  2. Step 2: Convert to fraction form
    88,225.60/121,747.29 = 49,984.37/x
  3. Step 3: Cross multiply
    88,225.60x = 121,747.29 × 49,984.37
  4. Step 4: Simplify right side
    88,225.60x = 6,085,461,589.86
  5. Step 5: Solve for x
    x = 6,085,461,589.86/88,225.60
  6. Step 6: Final answer
    x = 68,976.14

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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.