Home / 89,544.60-134,273.79-52,113.06

Finding the Fourth Proportional to 89,544.60, 134,273.79 and 52,113.06

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Solution

The fourth proportional to 89,544.60, 134,273.79 and 52,113.06 is: 78,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,544.60 : 134,273.79 = 52,113.06 : x
  2. Step 2: Convert to fraction form
    89,544.60/134,273.79 = 52,113.06/x
  3. Step 3: Cross multiply
    89,544.60x = 134,273.79 × 52,113.06
  4. Step 4: Simplify right side
    89,544.60x = 6,997,418,074.70
  5. Step 5: Solve for x
    x = 6,997,418,074.70/89,544.60
  6. Step 6: Final answer
    x = 78,144.50

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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.