Home / 76,316.52-114,540.66-52,959.36

Finding the Fourth Proportional to 76,316.52, 114,540.66 and 52,959.36

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Solution

The fourth proportional to 76,316.52, 114,540.66 and 52,959.36 is: 79,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,316.52 : 114,540.66 = 52,959.36 : x
  2. Step 2: Convert to fraction form
    76,316.52/114,540.66 = 52,959.36/x
  3. Step 3: Cross multiply
    76,316.52x = 114,540.66 × 52,959.36
  4. Step 4: Simplify right side
    76,316.52x = 6,066,000,047.58
  5. Step 5: Solve for x
    x = 6,066,000,047.58/76,316.52
  6. Step 6: Final answer
    x = 79,484.76

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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.