Home / 73,037.48-109,267.98-55,319.20

Finding the Fourth Proportional to 73,037.48, 109,267.98 and 55,319.20

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Solution

The fourth proportional to 73,037.48, 109,267.98 and 55,319.20 is: 82,760.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,037.48 : 109,267.98 = 55,319.20 : x
  2. Step 2: Convert to fraction form
    73,037.48/109,267.98 = 55,319.20/x
  3. Step 3: Cross multiply
    73,037.48x = 109,267.98 × 55,319.20
  4. Step 4: Simplify right side
    73,037.48x = 6,044,616,966.05
  5. Step 5: Solve for x
    x = 6,044,616,966.05/73,037.48
  6. Step 6: Final answer
    x = 82,760.48

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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.