Home / 64,330.20-96,262.02-54,357.48

Finding the Fourth Proportional to 64,330.20, 96,262.02 and 54,357.48

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Solution

The fourth proportional to 64,330.20, 96,262.02 and 54,357.48 is: 81,339.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,330.20 : 96,262.02 = 54,357.48 : x
  2. Step 2: Convert to fraction form
    64,330.20/96,262.02 = 54,357.48/x
  3. Step 3: Cross multiply
    64,330.20x = 96,262.02 × 54,357.48
  4. Step 4: Simplify right side
    64,330.20x = 5,232,560,826.91
  5. Step 5: Solve for x
    x = 5,232,560,826.91/64,330.20
  6. Step 6: Final answer
    x = 81,339.10

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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.