Home / 97,074.33-134,003.90-65,261.68

Finding the Fourth Proportional to 97,074.33, 134,003.90 and 65,261.68

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Solution

The fourth proportional to 97,074.33, 134,003.90 and 65,261.68 is: 90,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,074.33 : 134,003.90 = 65,261.68 : x
  2. Step 2: Convert to fraction form
    97,074.33/134,003.90 = 65,261.68/x
  3. Step 3: Cross multiply
    97,074.33x = 134,003.90 × 65,261.68
  4. Step 4: Simplify right side
    97,074.33x = 8,745,319,468.70
  5. Step 5: Solve for x
    x = 8,745,319,468.70/97,074.33
  6. Step 6: Final answer
    x = 90,088.90

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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.