Home / 97,766.72-134,921.76-55,327.04

Finding the Fourth Proportional to 97,766.72, 134,921.76 and 55,327.04

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Solution

The fourth proportional to 97,766.72, 134,921.76 and 55,327.04 is: 76,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,766.72 : 134,921.76 = 55,327.04 : x
  2. Step 2: Convert to fraction form
    97,766.72/134,921.76 = 55,327.04/x
  3. Step 3: Cross multiply
    97,766.72x = 134,921.76 × 55,327.04
  4. Step 4: Simplify right side
    97,766.72x = 7,464,821,612.39
  5. Step 5: Solve for x
    x = 7,464,821,612.39/97,766.72
  6. Step 6: Final answer
    x = 76,353.40

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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.