Home / 53,723.91-74,115.15-35,801.46

Finding the Fourth Proportional to 53,723.91, 74,115.15 and 35,801.46

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Solution

The fourth proportional to 53,723.91, 74,115.15 and 35,801.46 is: 49,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,723.91 : 74,115.15 = 35,801.46 : x
  2. Step 2: Convert to fraction form
    53,723.91/74,115.15 = 35,801.46/x
  3. Step 3: Cross multiply
    53,723.91x = 74,115.15 × 35,801.46
  4. Step 4: Simplify right side
    53,723.91x = 2,653,430,578.12
  5. Step 5: Solve for x
    x = 2,653,430,578.12/53,723.91
  6. Step 6: Final answer
    x = 49,390.12

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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.