Home / 76,221.25-114,402.06-38,808.07

Finding the Fourth Proportional to 76,221.25, 114,402.06 and 38,808.07

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Solution

The fourth proportional to 76,221.25, 114,402.06 and 38,808.07 is: 58,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,221.25 : 114,402.06 = 38,808.07 : x
  2. Step 2: Convert to fraction form
    76,221.25/114,402.06 = 38,808.07/x
  3. Step 3: Cross multiply
    76,221.25x = 114,402.06 × 38,808.07
  4. Step 4: Simplify right side
    76,221.25x = 4,439,723,152.62
  5. Step 5: Solve for x
    x = 4,439,723,152.62/76,221.25
  6. Step 6: Final answer
    x = 58,247.84

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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.