Home / 53,405.15-80,176.97-35,748.77

Finding the Fourth Proportional to 53,405.15, 80,176.97 and 35,748.77

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Solution

The fourth proportional to 53,405.15, 80,176.97 and 35,748.77 is: 53,669.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,405.15 : 80,176.97 = 35,748.77 : x
  2. Step 2: Convert to fraction form
    53,405.15/80,176.97 = 35,748.77/x
  3. Step 3: Cross multiply
    53,405.15x = 80,176.97 × 35,748.77
  4. Step 4: Simplify right side
    53,405.15x = 2,866,227,748.31
  5. Step 5: Solve for x
    x = 2,866,227,748.31/53,405.15
  6. Step 6: Final answer
    x = 53,669.51

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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.