Home / 53,252.28-79,741.80-51,675.66

Finding the Fourth Proportional to 53,252.28, 79,741.80 and 51,675.66

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Solution

The fourth proportional to 53,252.28, 79,741.80 and 51,675.66 is: 77,380.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,252.28 : 79,741.80 = 51,675.66 : x
  2. Step 2: Convert to fraction form
    53,252.28/79,741.80 = 51,675.66/x
  3. Step 3: Cross multiply
    53,252.28x = 79,741.80 × 51,675.66
  4. Step 4: Simplify right side
    53,252.28x = 4,120,710,144.59
  5. Step 5: Solve for x
    x = 4,120,710,144.59/53,252.28
  6. Step 6: Final answer
    x = 77,380.91

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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.