Home / 272,394.80-375,801.66-168,981.20

Finding the Fourth Proportional to 272,394.80, 375,801.66 and 168,981.20

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Solution

The fourth proportional to 272,394.80, 375,801.66 and 168,981.20 is: 233,130.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,394.80 : 375,801.66 = 168,981.20 : x
  2. Step 2: Convert to fraction form
    272,394.80/375,801.66 = 168,981.20/x
  3. Step 3: Cross multiply
    272,394.80x = 375,801.66 × 168,981.20
  4. Step 4: Simplify right side
    272,394.80x = 63,503,415,468.79
  5. Step 5: Solve for x
    x = 63,503,415,468.79/272,394.80
  6. Step 6: Final answer
    x = 233,130.06

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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.