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Finding the Fourth Proportional to 56,503, 84,754.51 and 44,032.36

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Solution

The fourth proportional to 56,503, 84,754.51 and 44,032.36 is: 66,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,503 : 84,754.51 = 44,032.36 : x
  2. Step 2: Convert to fraction form
    56,503/84,754.51 = 44,032.36/x
  3. Step 3: Cross multiply
    56,503x = 84,754.51 × 44,032.36
  4. Step 4: Simplify right side
    56,503x = 3,731,941,095.94
  5. Step 5: Solve for x
    x = 3,731,941,095.94/56,503
  6. Step 6: Final answer
    x = 66,048.55

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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.