Home / 137,151.04-205,749.60-43,685.44

Finding the Fourth Proportional to 137,151.04, 205,749.60 and 43,685.44

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Solution

The fourth proportional to 137,151.04, 205,749.60 and 43,685.44 is: 65,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,151.04 : 205,749.60 = 43,685.44 : x
  2. Step 2: Convert to fraction form
    137,151.04/205,749.60 = 43,685.44/x
  3. Step 3: Cross multiply
    137,151.04x = 205,749.60 × 43,685.44
  4. Step 4: Simplify right side
    137,151.04x = 8,988,261,805.82
  5. Step 5: Solve for x
    x = 8,988,261,805.82/137,151.04
  6. Step 6: Final answer
    x = 65,535.50

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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.