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Finding the Fourth Proportional to 134,401.24, 201,726.54 and 67,888.08

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Solution

The fourth proportional to 134,401.24, 201,726.54 and 67,888.08 is: 101,895.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,401.24 : 201,726.54 = 67,888.08 : x
  2. Step 2: Convert to fraction form
    134,401.24/201,726.54 = 67,888.08/x
  3. Step 3: Cross multiply
    134,401.24x = 201,726.54 × 67,888.08
  4. Step 4: Simplify right side
    134,401.24x = 13,694,827,485.64
  5. Step 5: Solve for x
    x = 13,694,827,485.64/134,401.24
  6. Step 6: Final answer
    x = 101,895.10

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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.