Home / 52,987.05-73,089.65-31,462.17

Finding the Fourth Proportional to 52,987.05, 73,089.65 and 31,462.17

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Solution

The fourth proportional to 52,987.05, 73,089.65 and 31,462.17 is: 43,398.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987.05 : 73,089.65 = 31,462.17 : x
  2. Step 2: Convert to fraction form
    52,987.05/73,089.65 = 31,462.17/x
  3. Step 3: Cross multiply
    52,987.05x = 73,089.65 × 31,462.17
  4. Step 4: Simplify right side
    52,987.05x = 2,299,558,836.23
  5. Step 5: Solve for x
    x = 2,299,558,836.23/52,987.05
  6. Step 6: Final answer
    x = 43,398.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.