Home / 124,046.22-171,178.60-70,334.88

Finding the Fourth Proportional to 124,046.22, 171,178.60 and 70,334.88

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Solution

The fourth proportional to 124,046.22, 171,178.60 and 70,334.88 is: 97,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,046.22 : 171,178.60 = 70,334.88 : x
  2. Step 2: Convert to fraction form
    124,046.22/171,178.60 = 70,334.88/x
  3. Step 3: Cross multiply
    124,046.22x = 171,178.60 × 70,334.88
  4. Step 4: Simplify right side
    124,046.22x = 12,039,826,289.57
  5. Step 5: Solve for x
    x = 12,039,826,289.57/124,046.22
  6. Step 6: Final answer
    x = 97,059.20

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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.