Home / 89,114.72-133,672.26-36,514.76

Finding the Fourth Proportional to 89,114.72, 133,672.26 and 36,514.76

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Solution

The fourth proportional to 89,114.72, 133,672.26 and 36,514.76 is: 54,772.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,114.72 : 133,672.26 = 36,514.76 : x
  2. Step 2: Convert to fraction form
    89,114.72/133,672.26 = 36,514.76/x
  3. Step 3: Cross multiply
    89,114.72x = 133,672.26 × 36,514.76
  4. Step 4: Simplify right side
    89,114.72x = 4,881,010,492.56
  5. Step 5: Solve for x
    x = 4,881,010,492.56/89,114.72
  6. Step 6: Final answer
    x = 54,772.21

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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.