Home / 112,739,419.38-169,067,651.40-38,944,421.22

Finding the Fourth Proportional to 112,739,419.38, 169,067,651.40 and 38,944,421.22

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Solution

The fourth proportional to 112,739,419.38, 169,067,651.40 and 38,944,421.22 is: 58,402,303.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,739,419.38 : 169,067,651.40 = 38,944,421.22 : x
  2. Step 2: Convert to fraction form
    112,739,419.38/169,067,651.40 = 38,944,421.22/x
  3. Step 3: Cross multiply
    112,739,419.38x = 169,067,651.40 × 38,944,421.22
  4. Step 4: Simplify right side
    112,739,419.38x = 6,584,241,830,797,723
  5. Step 5: Solve for x
    x = 6,584,241,830,797,723/112,739,419.38
  6. Step 6: Final answer
    x = 58,402,303.89

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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.