Home / 138,817.06-208,225.68-33,636.22

Finding the Fourth Proportional to 138,817.06, 208,225.68 and 33,636.22

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Solution

The fourth proportional to 138,817.06, 208,225.68 and 33,636.22 is: 50,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,817.06 : 208,225.68 = 33,636.22 : x
  2. Step 2: Convert to fraction form
    138,817.06/208,225.68 = 33,636.22/x
  3. Step 3: Cross multiply
    138,817.06x = 208,225.68 × 33,636.22
  4. Step 4: Simplify right side
    138,817.06x = 7,003,924,782.13
  5. Step 5: Solve for x
    x = 7,003,924,782.13/138,817.06
  6. Step 6: Final answer
    x = 50,454.35

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1.5x scale

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.