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Finding the Fourth Proportional to 70,726.22, 106,023.72 and 23,946.38

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Solution

The fourth proportional to 70,726.22, 106,023.72 and 23,946.38 is: 35,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,726.22 : 106,023.72 = 23,946.38 : x
  2. Step 2: Convert to fraction form
    70,726.22/106,023.72 = 23,946.38/x
  3. Step 3: Cross multiply
    70,726.22x = 106,023.72 × 23,946.38
  4. Step 4: Simplify right side
    70,726.22x = 2,538,884,288.13
  5. Step 5: Solve for x
    x = 2,538,884,288.13/70,726.22
  6. Step 6: Final answer
    x = 35,897.36

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1.5x scale

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.