Home / 73,326.39-109,534.66-53,175.93

Finding the Fourth Proportional to 73,326.39, 109,534.66 and 53,175.93

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Solution

The fourth proportional to 73,326.39, 109,534.66 and 53,175.93 is: 79,433.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,326.39 : 109,534.66 = 53,175.93 : x
  2. Step 2: Convert to fraction form
    73,326.39/109,534.66 = 53,175.93/x
  3. Step 3: Cross multiply
    73,326.39x = 109,534.66 × 53,175.93
  4. Step 4: Simplify right side
    73,326.39x = 5,824,607,279.79
  5. Step 5: Solve for x
    x = 5,824,607,279.79/73,326.39
  6. Step 6: Final answer
    x = 79,433.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.