Home / 261,660.47-361,087.08-146,940.17

Finding the Fourth Proportional to 261,660.47, 361,087.08 and 146,940.17

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Solution

The fourth proportional to 261,660.47, 361,087.08 and 146,940.17 is: 202,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,660.47 : 361,087.08 = 146,940.17 : x
  2. Step 2: Convert to fraction form
    261,660.47/361,087.08 = 146,940.17/x
  3. Step 3: Cross multiply
    261,660.47x = 361,087.08 × 146,940.17
  4. Step 4: Simplify right side
    261,660.47x = 53,058,196,920.00
  5. Step 5: Solve for x
    x = 53,058,196,920.00/261,660.47
  6. Step 6: Final answer
    x = 202,774.98

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1.5x scale

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.