Home / 114,944,514.60-172,542,743.10-71,862,364.20

Finding the Fourth Proportional to 114,944,514.60, 172,542,743.10 and 71,862,364.20

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Solution

The fourth proportional to 114,944,514.60, 172,542,743.10 and 71,862,364.20 is: 107,872,302.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,944,514.60 : 172,542,743.10 = 71,862,364.20 : x
  2. Step 2: Convert to fraction form
    114,944,514.60/172,542,743.10 = 71,862,364.20/x
  3. Step 3: Cross multiply
    114,944,514.60x = 172,542,743.10 × 71,862,364.20
  4. Step 4: Simplify right side
    114,944,514.60x = 12,399,329,444,719,238
  5. Step 5: Solve for x
    x = 12,399,329,444,719,238/114,944,514.60
  6. Step 6: Final answer
    x = 107,872,302.46

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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.