Home / 113,823.63-170,731.80-51,494.13

Finding the Fourth Proportional to 113,823.63, 170,731.80 and 51,494.13

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Solution

The fourth proportional to 113,823.63, 170,731.80 and 51,494.13 is: 77,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.63 : 170,731.80 = 51,494.13 : x
  2. Step 2: Convert to fraction form
    113,823.63/170,731.80 = 51,494.13/x
  3. Step 3: Cross multiply
    113,823.63x = 170,731.80 × 51,494.13
  4. Step 4: Simplify right side
    113,823.63x = 8,791,685,504.33
  5. Step 5: Solve for x
    x = 8,791,685,504.33/113,823.63
  6. Step 6: Final answer
    x = 77,239.55

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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.