Home / 134,965.26-202,570.74-71,838.39

Finding the Fourth Proportional to 134,965.26, 202,570.74 and 71,838.39

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Solution

The fourth proportional to 134,965.26, 202,570.74 and 71,838.39 is: 107,822.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,965.26 : 202,570.74 = 71,838.39 : x
  2. Step 2: Convert to fraction form
    134,965.26/202,570.74 = 71,838.39/x
  3. Step 3: Cross multiply
    134,965.26x = 202,570.74 × 71,838.39
  4. Step 4: Simplify right side
    134,965.26x = 14,552,355,822.71
  5. Step 5: Solve for x
    x = 14,552,355,822.71/134,965.26
  6. Step 6: Final answer
    x = 107,822.97

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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.