Home / 89,278.86-133,914.45-26,947.50

Finding the Fourth Proportional to 89,278.86, 133,914.45 and 26,947.50

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Solution

The fourth proportional to 89,278.86, 133,914.45 and 26,947.50 is: 40,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,278.86 : 133,914.45 = 26,947.50 : x
  2. Step 2: Convert to fraction form
    89,278.86/133,914.45 = 26,947.50/x
  3. Step 3: Cross multiply
    89,278.86x = 133,914.45 × 26,947.50
  4. Step 4: Simplify right side
    89,278.86x = 3,608,659,641.38
  5. Step 5: Solve for x
    x = 3,608,659,641.38/89,278.86
  6. Step 6: Final answer
    x = 40,420.09

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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.