Home / 95,012.16-131,120.64-52,570

Finding the Fourth Proportional to 95,012.16, 131,120.64 and 52,570

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Solution

The fourth proportional to 95,012.16, 131,120.64 and 52,570 is: 72,548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,012.16 : 131,120.64 = 52,570 : x
  2. Step 2: Convert to fraction form
    95,012.16/131,120.64 = 52,570/x
  3. Step 3: Cross multiply
    95,012.16x = 131,120.64 × 52,570
  4. Step 4: Simplify right side
    95,012.16x = 6,893,012,044.80
  5. Step 5: Solve for x
    x = 6,893,012,044.80/95,012.16
  6. Step 6: Final answer
    x = 72,548.74

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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.