Home / 89,752.47-134,667.59-48,189.75

Finding the Fourth Proportional to 89,752.47, 134,667.59 and 48,189.75

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Solution

The fourth proportional to 89,752.47, 134,667.59 and 48,189.75 is: 72,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,752.47 : 134,667.59 = 48,189.75 : x
  2. Step 2: Convert to fraction form
    89,752.47/134,667.59 = 48,189.75/x
  3. Step 3: Cross multiply
    89,752.47x = 134,667.59 × 48,189.75
  4. Step 4: Simplify right side
    89,752.47x = 6,489,597,254.25
  5. Step 5: Solve for x
    x = 6,489,597,254.25/89,752.47
  6. Step 6: Final answer
    x = 72,305.50

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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.