Home / 135,139.66-202,623.63-118,533.04

Finding the Fourth Proportional to 135,139.66, 202,623.63 and 118,533.04

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Solution

The fourth proportional to 135,139.66, 202,623.63 and 118,533.04 is: 177,724.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,139.66 : 202,623.63 = 118,533.04 : x
  2. Step 2: Convert to fraction form
    135,139.66/202,623.63 = 118,533.04/x
  3. Step 3: Cross multiply
    135,139.66x = 202,623.63 × 118,533.04
  4. Step 4: Simplify right side
    135,139.66x = 24,017,594,839.74
  5. Step 5: Solve for x
    x = 24,017,594,839.74/135,139.66
  6. Step 6: Final answer
    x = 177,724.25

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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.