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Finding the Fourth Proportional to 95,990.90, 132,466.36 and 52,970.72

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Solution

The fourth proportional to 95,990.90, 132,466.36 and 52,970.72 is: 73,098.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,990.90 : 132,466.36 = 52,970.72 : x
  2. Step 2: Convert to fraction form
    95,990.90/132,466.36 = 52,970.72/x
  3. Step 3: Cross multiply
    95,990.90x = 132,466.36 × 52,970.72
  4. Step 4: Simplify right side
    95,990.90x = 7,016,837,670.22
  5. Step 5: Solve for x
    x = 7,016,837,670.22/95,990.90
  6. Step 6: Final answer
    x = 73,098.99

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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.