Home / 76,690.72-115,047.69-24,095.26

Finding the Fourth Proportional to 76,690.72, 115,047.69 and 24,095.26

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Solution

The fourth proportional to 76,690.72, 115,047.69 and 24,095.26 is: 36,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,690.72 : 115,047.69 = 24,095.26 : x
  2. Step 2: Convert to fraction form
    76,690.72/115,047.69 = 24,095.26/x
  3. Step 3: Cross multiply
    76,690.72x = 115,047.69 × 24,095.26
  4. Step 4: Simplify right side
    76,690.72x = 2,772,104,002.95
  5. Step 5: Solve for x
    x = 2,772,104,002.95/76,690.72
  6. Step 6: Final answer
    x = 36,146.54

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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.