Home / 240,137.46-360,206.19-90,411.34

Finding the Fourth Proportional to 240,137.46, 360,206.19 and 90,411.34

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Solution

The fourth proportional to 240,137.46, 360,206.19 and 90,411.34 is: 135,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,137.46 : 360,206.19 = 90,411.34 : x
  2. Step 2: Convert to fraction form
    240,137.46/360,206.19 = 90,411.34/x
  3. Step 3: Cross multiply
    240,137.46x = 360,206.19 × 90,411.34
  4. Step 4: Simplify right side
    240,137.46x = 32,566,724,314.19
  5. Step 5: Solve for x
    x = 32,566,724,314.19/240,137.46
  6. Step 6: Final answer
    x = 135,617.01

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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.