Home / 64,493.04-96,740.16-19,514.72

Finding the Fourth Proportional to 64,493.04, 96,740.16 and 19,514.72

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Solution

The fourth proportional to 64,493.04, 96,740.16 and 19,514.72 is: 29,272.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,493.04 : 96,740.16 = 19,514.72 : x
  2. Step 2: Convert to fraction form
    64,493.04/96,740.16 = 19,514.72/x
  3. Step 3: Cross multiply
    64,493.04x = 96,740.16 × 19,514.72
  4. Step 4: Simplify right side
    64,493.04x = 1,887,857,135.16
  5. Step 5: Solve for x
    x = 1,887,857,135.16/64,493.04
  6. Step 6: Final answer
    x = 29,272.26

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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.