Home / 94,277.10-130,094.68-55,508.78

Finding the Fourth Proportional to 94,277.10, 130,094.68 and 55,508.78

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Solution

The fourth proportional to 94,277.10, 130,094.68 and 55,508.78 is: 76,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,277.10 : 130,094.68 = 55,508.78 : x
  2. Step 2: Convert to fraction form
    94,277.10/130,094.68 = 55,508.78/x
  3. Step 3: Cross multiply
    94,277.10x = 130,094.68 × 55,508.78
  4. Step 4: Simplify right side
    94,277.10x = 7,221,396,971.29
  5. Step 5: Solve for x
    x = 7,221,396,971.29/94,277.10
  6. Step 6: Final answer
    x = 76,597.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.