Home / 137,187.10-205,775.71-35,984.35

Finding the Fourth Proportional to 137,187.10, 205,775.71 and 35,984.35

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Solution

The fourth proportional to 137,187.10, 205,775.71 and 35,984.35 is: 53,975.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,187.10 : 205,775.71 = 35,984.35 : x
  2. Step 2: Convert to fraction form
    137,187.10/205,775.71 = 35,984.35/x
  3. Step 3: Cross multiply
    137,187.10x = 205,775.71 × 35,984.35
  4. Step 4: Simplify right side
    137,187.10x = 7,404,705,170.14
  5. Step 5: Solve for x
    x = 7,404,705,170.14/137,187.10
  6. Step 6: Final answer
    x = 53,975.23

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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.