Home / 64,132.32-96,211.08-19,751.52

Finding the Fourth Proportional to 64,132.32, 96,211.08 and 19,751.52

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Solution

The fourth proportional to 64,132.32, 96,211.08 and 19,751.52 is: 29,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,132.32 : 96,211.08 = 19,751.52 : x
  2. Step 2: Convert to fraction form
    64,132.32/96,211.08 = 19,751.52/x
  3. Step 3: Cross multiply
    64,132.32x = 96,211.08 × 19,751.52
  4. Step 4: Simplify right side
    64,132.32x = 1,900,315,070.84
  5. Step 5: Solve for x
    x = 1,900,315,070.84/64,132.32
  6. Step 6: Final answer
    x = 29,631.16

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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.