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Finding the Fourth Proportional to 70,726.79, 106,093.50 and 23,346.01

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Solution

The fourth proportional to 70,726.79, 106,093.50 and 23,346.01 is: 35,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,726.79 : 106,093.50 = 23,346.01 : x
  2. Step 2: Convert to fraction form
    70,726.79/106,093.50 = 23,346.01/x
  3. Step 3: Cross multiply
    70,726.79x = 106,093.50 × 23,346.01
  4. Step 4: Simplify right side
    70,726.79x = 2,476,859,264.74
  5. Step 5: Solve for x
    x = 2,476,859,264.74/70,726.79
  6. Step 6: Final answer
    x = 35,020.10

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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.