Home / 64,120.12-96,180.15-17,372.99

Finding the Fourth Proportional to 64,120.12, 96,180.15 and 17,372.99

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Solution

The fourth proportional to 64,120.12, 96,180.15 and 17,372.99 is: 26,059.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,120.12 : 96,180.15 = 17,372.99 : x
  2. Step 2: Convert to fraction form
    64,120.12/96,180.15 = 17,372.99/x
  3. Step 3: Cross multiply
    64,120.12x = 96,180.15 × 17,372.99
  4. Step 4: Simplify right side
    64,120.12x = 1,670,937,024.60
  5. Step 5: Solve for x
    x = 1,670,937,024.60/64,120.12
  6. Step 6: Final answer
    x = 26,059.48

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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.