Home / 89,512.98-134,189.28-36,888.90

Finding the Fourth Proportional to 89,512.98, 134,189.28 and 36,888.90

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Solution

The fourth proportional to 89,512.98, 134,189.28 and 36,888.90 is: 55,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,512.98 : 134,189.28 = 36,888.90 : x
  2. Step 2: Convert to fraction form
    89,512.98/134,189.28 = 36,888.90/x
  3. Step 3: Cross multiply
    89,512.98x = 134,189.28 × 36,888.90
  4. Step 4: Simplify right side
    89,512.98x = 4,950,094,930.99
  5. Step 5: Solve for x
    x = 4,950,094,930.99/89,512.98
  6. Step 6: Final answer
    x = 55,300.30

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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.