Home / 51,988.97-77,607.38-45,683.33

Finding the Fourth Proportional to 51,988.97, 77,607.38 and 45,683.33

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Solution

The fourth proportional to 51,988.97, 77,607.38 and 45,683.33 is: 68,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,988.97 : 77,607.38 = 45,683.33 : x
  2. Step 2: Convert to fraction form
    51,988.97/77,607.38 = 45,683.33/x
  3. Step 3: Cross multiply
    51,988.97x = 77,607.38 × 45,683.33
  4. Step 4: Simplify right side
    51,988.97x = 3,545,363,277.15
  5. Step 5: Solve for x
    x = 3,545,363,277.15/51,988.97
  6. Step 6: Final answer
    x = 68,194.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.