Home / 261,851.41-361,355.18-148,674.16

Finding the Fourth Proportional to 261,851.41, 361,355.18 and 148,674.16

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Solution

The fourth proportional to 261,851.41, 361,355.18 and 148,674.16 is: 205,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,851.41 : 361,355.18 = 148,674.16 : x
  2. Step 2: Convert to fraction form
    261,851.41/361,355.18 = 148,674.16/x
  3. Step 3: Cross multiply
    261,851.41x = 361,355.18 × 148,674.16
  4. Step 4: Simplify right side
    261,851.41x = 53,724,177,848.15
  5. Step 5: Solve for x
    x = 53,724,177,848.15/261,851.41
  6. Step 6: Final answer
    x = 205,170.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.