Home / 140,439.88-209,594.93-134,724.52

Finding the Fourth Proportional to 140,439.88, 209,594.93 and 134,724.52

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Solution

The fourth proportional to 140,439.88, 209,594.93 and 134,724.52 is: 201,065.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,439.88 : 209,594.93 = 134,724.52 : x
  2. Step 2: Convert to fraction form
    140,439.88/209,594.93 = 134,724.52/x
  3. Step 3: Cross multiply
    140,439.88x = 209,594.93 × 134,724.52
  4. Step 4: Simplify right side
    140,439.88x = 28,237,576,338.68
  5. Step 5: Solve for x
    x = 28,237,576,338.68/140,439.88
  6. Step 6: Final answer
    x = 201,065.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.