Home / 136,194.56-204,291.84-42,707.60

Finding the Fourth Proportional to 136,194.56, 204,291.84 and 42,707.60

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Solution

The fourth proportional to 136,194.56, 204,291.84 and 42,707.60 is: 64,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,194.56 : 204,291.84 = 42,707.60 : x
  2. Step 2: Convert to fraction form
    136,194.56/204,291.84 = 42,707.60/x
  3. Step 3: Cross multiply
    136,194.56x = 204,291.84 × 42,707.60
  4. Step 4: Simplify right side
    136,194.56x = 8,724,814,185.98
  5. Step 5: Solve for x
    x = 8,724,814,185.98/136,194.56
  6. Step 6: Final answer
    x = 64,061.40

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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.