Home / 56,753.22-78,281.92-35,495.58

Finding the Fourth Proportional to 56,753.22, 78,281.92 and 35,495.58

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Solution

The fourth proportional to 56,753.22, 78,281.92 and 35,495.58 is: 48,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753.22 : 78,281.92 = 35,495.58 : x
  2. Step 2: Convert to fraction form
    56,753.22/78,281.92 = 35,495.58/x
  3. Step 3: Cross multiply
    56,753.22x = 78,281.92 × 35,495.58
  4. Step 4: Simplify right side
    56,753.22x = 2,778,662,153.91
  5. Step 5: Solve for x
    x = 2,778,662,153.91/56,753.22
  6. Step 6: Final answer
    x = 48,960.43

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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.