Home / 208,867.36-313,302.70-59,112.52

Finding the Fourth Proportional to 208,867.36, 313,302.70 and 59,112.52

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Solution

The fourth proportional to 208,867.36, 313,302.70 and 59,112.52 is: 88,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,867.36 : 313,302.70 = 59,112.52 : x
  2. Step 2: Convert to fraction form
    208,867.36/313,302.70 = 59,112.52/x
  3. Step 3: Cross multiply
    208,867.36x = 313,302.70 × 59,112.52
  4. Step 4: Simplify right side
    208,867.36x = 18,520,112,119.80
  5. Step 5: Solve for x
    x = 18,520,112,119.80/208,867.36
  6. Step 6: Final answer
    x = 88,669.25

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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.