Home / 53,827.11-80,740.62-38,897.19

Finding the Fourth Proportional to 53,827.11, 80,740.62 and 38,897.19

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Solution

The fourth proportional to 53,827.11, 80,740.62 and 38,897.19 is: 58,345.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,827.11 : 80,740.62 = 38,897.19 : x
  2. Step 2: Convert to fraction form
    53,827.11/80,740.62 = 38,897.19/x
  3. Step 3: Cross multiply
    53,827.11x = 80,740.62 × 38,897.19
  4. Step 4: Simplify right side
    53,827.11x = 3,140,583,236.86
  5. Step 5: Solve for x
    x = 3,140,583,236.86/53,827.11
  6. Step 6: Final answer
    x = 58,345.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.