Home / 76,345.18-114,499.32-32,005.13

Finding the Fourth Proportional to 76,345.18, 114,499.32 and 32,005.13

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Solution

The fourth proportional to 76,345.18, 114,499.32 and 32,005.13 is: 47,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,345.18 : 114,499.32 = 32,005.13 : x
  2. Step 2: Convert to fraction form
    76,345.18/114,499.32 = 32,005.13/x
  3. Step 3: Cross multiply
    76,345.18x = 114,499.32 × 32,005.13
  4. Step 4: Simplify right side
    76,345.18x = 3,664,565,109.02
  5. Step 5: Solve for x
    x = 3,664,565,109.02/76,345.18
  6. Step 6: Final answer
    x = 47,999.95

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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.