Home / 88,581.34-122,173.13-56,753.22

Finding the Fourth Proportional to 88,581.34, 122,173.13 and 56,753.22

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Solution

The fourth proportional to 88,581.34, 122,173.13 and 56,753.22 is: 78,275.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,581.34 : 122,173.13 = 56,753.22 : x
  2. Step 2: Convert to fraction form
    88,581.34/122,173.13 = 56,753.22/x
  3. Step 3: Cross multiply
    88,581.34x = 122,173.13 × 56,753.22
  4. Step 4: Simplify right side
    88,581.34x = 6,933,718,524.98
  5. Step 5: Solve for x
    x = 6,933,718,524.98/88,581.34
  6. Step 6: Final answer
    x = 78,275.16

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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.