Home / 261,848.34-361,350.96-148,671.09

Finding the Fourth Proportional to 261,848.34, 361,350.96 and 148,671.09

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Solution

The fourth proportional to 261,848.34, 361,350.96 and 148,671.09 is: 205,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,848.34 : 361,350.96 = 148,671.09 : x
  2. Step 2: Convert to fraction form
    261,848.34/361,350.96 = 148,671.09/x
  3. Step 3: Cross multiply
    261,848.34x = 361,350.96 × 148,671.09
  4. Step 4: Simplify right side
    261,848.34x = 53,722,441,095.75
  5. Step 5: Solve for x
    x = 53,722,441,095.75/261,848.34
  6. Step 6: Final answer
    x = 205,166.25

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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.