Home / 64,686.30-96,989.61-25,197.42

Finding the Fourth Proportional to 64,686.30, 96,989.61 and 25,197.42

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Solution

The fourth proportional to 64,686.30, 96,989.61 and 25,197.42 is: 37,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,686.30 : 96,989.61 = 25,197.42 : x
  2. Step 2: Convert to fraction form
    64,686.30/96,989.61 = 25,197.42/x
  3. Step 3: Cross multiply
    64,686.30x = 96,989.61 × 25,197.42
  4. Step 4: Simplify right side
    64,686.30x = 2,443,887,938.81
  5. Step 5: Solve for x
    x = 2,443,887,938.81/64,686.30
  6. Step 6: Final answer
    x = 37,780.61

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1.5x scale

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.