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Finding the Fourth Proportional to 49,258.32, 67,978.11 and 26,902.32

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Solution

The fourth proportional to 49,258.32, 67,978.11 and 26,902.32 is: 37,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,258.32 : 67,978.11 = 26,902.32 : x
  2. Step 2: Convert to fraction form
    49,258.32/67,978.11 = 26,902.32/x
  3. Step 3: Cross multiply
    49,258.32x = 67,978.11 × 26,902.32
  4. Step 4: Simplify right side
    49,258.32x = 1,828,768,868.22
  5. Step 5: Solve for x
    x = 1,828,768,868.22/49,258.32
  6. Step 6: Final answer
    x = 37,126.09

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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.