Home / 76,073.14-114,109.71-59,408.20

Finding the Fourth Proportional to 76,073.14, 114,109.71 and 59,408.20

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Solution

The fourth proportional to 76,073.14, 114,109.71 and 59,408.20 is: 89,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,073.14 : 114,109.71 = 59,408.20 : x
  2. Step 2: Convert to fraction form
    76,073.14/114,109.71 = 59,408.20/x
  3. Step 3: Cross multiply
    76,073.14x = 114,109.71 × 59,408.20
  4. Step 4: Simplify right side
    76,073.14x = 6,779,052,473.62
  5. Step 5: Solve for x
    x = 6,779,052,473.62/76,073.14
  6. Step 6: Final answer
    x = 89,112.30

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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.