Home / 53,145.79-73,337.81-29,272.46

Finding the Fourth Proportional to 53,145.79, 73,337.81 and 29,272.46

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Solution

The fourth proportional to 53,145.79, 73,337.81 and 29,272.46 is: 40,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,145.79 : 73,337.81 = 29,272.46 : x
  2. Step 2: Convert to fraction form
    53,145.79/73,337.81 = 29,272.46/x
  3. Step 3: Cross multiply
    53,145.79x = 73,337.81 × 29,272.46
  4. Step 4: Simplify right side
    53,145.79x = 2,146,777,596.66
  5. Step 5: Solve for x
    x = 2,146,777,596.66/53,145.79
  6. Step 6: Final answer
    x = 40,394.13

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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.