Home / 89,750.97-134,665.34-48,188.25

Finding the Fourth Proportional to 89,750.97, 134,665.34 and 48,188.25

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Solution

The fourth proportional to 89,750.97, 134,665.34 and 48,188.25 is: 72,303.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,750.97 : 134,665.34 = 48,188.25 : x
  2. Step 2: Convert to fraction form
    89,750.97/134,665.34 = 48,188.25/x
  3. Step 3: Cross multiply
    89,750.97x = 134,665.34 × 48,188.25
  4. Step 4: Simplify right side
    89,750.97x = 6,489,286,829.31
  5. Step 5: Solve for x
    x = 6,489,286,829.31/89,750.97
  6. Step 6: Final answer
    x = 72,303.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.