Home / 137,214.38-205,739.55-52,904.62

Finding the Fourth Proportional to 137,214.38, 205,739.55 and 52,904.62

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Solution

The fourth proportional to 137,214.38, 205,739.55 and 52,904.62 is: 79,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,214.38 : 205,739.55 = 52,904.62 : x
  2. Step 2: Convert to fraction form
    137,214.38/205,739.55 = 52,904.62/x
  3. Step 3: Cross multiply
    137,214.38x = 205,739.55 × 52,904.62
  4. Step 4: Simplify right side
    137,214.38x = 10,884,571,683.02
  5. Step 5: Solve for x
    x = 10,884,571,683.02/137,214.38
  6. Step 6: Final answer
    x = 79,325.30

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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.