Home / 53,114.93-79,721.60-26,838.12

Finding the Fourth Proportional to 53,114.93, 79,721.60 and 26,838.12

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Solution

The fourth proportional to 53,114.93, 79,721.60 and 26,838.12 is: 40,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,114.93 : 79,721.60 = 26,838.12 : x
  2. Step 2: Convert to fraction form
    53,114.93/79,721.60 = 26,838.12/x
  3. Step 3: Cross multiply
    53,114.93x = 79,721.60 × 26,838.12
  4. Step 4: Simplify right side
    53,114.93x = 2,139,577,733.20
  5. Step 5: Solve for x
    x = 2,139,577,733.20/53,114.93
  6. Step 6: Final answer
    x = 40,282.04

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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.