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Finding the Fourth Proportional to 240,632.74, 361,303.94 and 134,224.59

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Solution

The fourth proportional to 240,632.74, 361,303.94 and 134,224.59 is: 201,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,632.74 : 361,303.94 = 134,224.59 : x
  2. Step 2: Convert to fraction form
    240,632.74/361,303.94 = 134,224.59/x
  3. Step 3: Cross multiply
    240,632.74x = 361,303.94 × 134,224.59
  4. Step 4: Simplify right side
    240,632.74x = 48,495,873,895.65
  5. Step 5: Solve for x
    x = 48,495,873,895.65/240,632.74
  6. Step 6: Final answer
    x = 201,534.81

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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.