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Finding the Fourth Proportional to 83,545.22, 115,274.34 and 52,927.22

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Solution

The fourth proportional to 83,545.22, 115,274.34 and 52,927.22 is: 73,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,545.22 : 115,274.34 = 52,927.22 : x
  2. Step 2: Convert to fraction form
    83,545.22/115,274.34 = 52,927.22/x
  3. Step 3: Cross multiply
    83,545.22x = 115,274.34 × 52,927.22
  4. Step 4: Simplify right side
    83,545.22x = 6,101,150,641.72
  5. Step 5: Solve for x
    x = 6,101,150,641.72/83,545.22
  6. Step 6: Final answer
    x = 73,028.12

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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.