Home / 88,225.96-121,749.69-49,461.22

Finding the Fourth Proportional to 88,225.96, 121,749.69 and 49,461.22

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Solution

The fourth proportional to 88,225.96, 121,749.69 and 49,461.22 is: 68,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,225.96 : 121,749.69 = 49,461.22 : x
  2. Step 2: Convert to fraction form
    88,225.96/121,749.69 = 49,461.22/x
  3. Step 3: Cross multiply
    88,225.96x = 121,749.69 × 49,461.22
  4. Step 4: Simplify right side
    88,225.96x = 6,021,888,202.02
  5. Step 5: Solve for x
    x = 6,021,888,202.02/88,225.96
  6. Step 6: Final answer
    x = 68,255.29

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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.