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Finding the Fourth Proportional to 76,524.67, 114,798.84 and 39,064.42

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Solution

The fourth proportional to 76,524.67, 114,798.84 and 39,064.42 is: 58,602.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,524.67 : 114,798.84 = 39,064.42 : x
  2. Step 2: Convert to fraction form
    76,524.67/114,798.84 = 39,064.42/x
  3. Step 3: Cross multiply
    76,524.67x = 114,798.84 × 39,064.42
  4. Step 4: Simplify right side
    76,524.67x = 4,484,550,101.27
  5. Step 5: Solve for x
    x = 4,484,550,101.27/76,524.67
  6. Step 6: Final answer
    x = 58,602.67

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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.