Home / 83,678.78-125,518.17-24,514.45

Finding the Fourth Proportional to 83,678.78, 125,518.17 and 24,514.45

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Solution

The fourth proportional to 83,678.78, 125,518.17 and 24,514.45 is: 36,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,678.78 : 125,518.17 = 24,514.45 : x
  2. Step 2: Convert to fraction form
    83,678.78/125,518.17 = 24,514.45/x
  3. Step 3: Cross multiply
    83,678.78x = 125,518.17 × 24,514.45
  4. Step 4: Simplify right side
    83,678.78x = 3,077,008,499.70
  5. Step 5: Solve for x
    x = 3,077,008,499.70/83,678.78
  6. Step 6: Final answer
    x = 36,771.67

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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.