Home / 137,037.80-205,549.40-43,536.26

Finding the Fourth Proportional to 137,037.80, 205,549.40 and 43,536.26

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Solution

The fourth proportional to 137,037.80, 205,549.40 and 43,536.26 is: 65,302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,037.80 : 205,549.40 = 43,536.26 : x
  2. Step 2: Convert to fraction form
    137,037.80/205,549.40 = 43,536.26/x
  3. Step 3: Cross multiply
    137,037.80x = 205,549.40 × 43,536.26
  4. Step 4: Simplify right side
    137,037.80x = 8,948,852,121.24
  5. Step 5: Solve for x
    x = 8,948,852,121.24/137,037.80
  6. Step 6: Final answer
    x = 65,302.07

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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.