Home / 240,290.72-360,200.68-133,725.50

Finding the Fourth Proportional to 240,290.72, 360,200.68 and 133,725.50

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Solution

The fourth proportional to 240,290.72, 360,200.68 and 133,725.50 is: 200,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,290.72 : 360,200.68 = 133,725.50 : x
  2. Step 2: Convert to fraction form
    240,290.72/360,200.68 = 133,725.50/x
  3. Step 3: Cross multiply
    240,290.72x = 360,200.68 × 133,725.50
  4. Step 4: Simplify right side
    240,290.72x = 48,168,016,033.34
  5. Step 5: Solve for x
    x = 48,168,016,033.34/240,290.72
  6. Step 6: Final answer
    x = 200,457.25

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1.5x scale

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.