Home / 76,085.83-114,066.90-31,745.62

Finding the Fourth Proportional to 76,085.83, 114,066.90 and 31,745.62

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Solution

The fourth proportional to 76,085.83, 114,066.90 and 31,745.62 is: 47,592.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,085.83 : 114,066.90 = 31,745.62 : x
  2. Step 2: Convert to fraction form
    76,085.83/114,066.90 = 31,745.62/x
  3. Step 3: Cross multiply
    76,085.83x = 114,066.90 × 31,745.62
  4. Step 4: Simplify right side
    76,085.83x = 3,621,124,303.25
  5. Step 5: Solve for x
    x = 3,621,124,303.25/76,085.83
  6. Step 6: Final answer
    x = 47,592.62

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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.