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Finding the Fourth Proportional to 94,610.72, 130,552.80 and 52,166.72

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Solution

The fourth proportional to 94,610.72, 130,552.80 and 52,166.72 is: 71,984.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,610.72 : 130,552.80 = 52,166.72 : x
  2. Step 2: Convert to fraction form
    94,610.72/130,552.80 = 52,166.72/x
  3. Step 3: Cross multiply
    94,610.72x = 130,552.80 × 52,166.72
  4. Step 4: Simplify right side
    94,610.72x = 6,810,511,362.82
  5. Step 5: Solve for x
    x = 6,810,511,362.82/94,610.72
  6. Step 6: Final answer
    x = 71,984.56

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1.5x scale

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.