Home / 53,968.86-74,475.27-29,769.76

Finding the Fourth Proportional to 53,968.86, 74,475.27 and 29,769.76

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Solution

The fourth proportional to 53,968.86, 74,475.27 and 29,769.76 is: 41,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,968.86 : 74,475.27 = 29,769.76 : x
  2. Step 2: Convert to fraction form
    53,968.86/74,475.27 = 29,769.76/x
  3. Step 3: Cross multiply
    53,968.86x = 74,475.27 × 29,769.76
  4. Step 4: Simplify right side
    53,968.86x = 2,217,110,839.41
  5. Step 5: Solve for x
    x = 2,217,110,839.41/53,968.86
  6. Step 6: Final answer
    x = 41,081.30

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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.