Home / 53,189.19-73,402.65-29,317.41

Finding the Fourth Proportional to 53,189.19, 73,402.65 and 29,317.41

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Solution

The fourth proportional to 53,189.19, 73,402.65 and 29,317.41 is: 40,458.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,189.19 : 73,402.65 = 29,317.41 : x
  2. Step 2: Convert to fraction form
    53,189.19/73,402.65 = 29,317.41/x
  3. Step 3: Cross multiply
    53,189.19x = 73,402.65 × 29,317.41
  4. Step 4: Simplify right side
    53,189.19x = 2,151,975,585.14
  5. Step 5: Solve for x
    x = 2,151,975,585.14/53,189.19
  6. Step 6: Final answer
    x = 40,458.89

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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.