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Finding the Fourth Proportional to 247,001.51, 340,862.30 and 133,824.26

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Solution

The fourth proportional to 247,001.51, 340,862.30 and 133,824.26 is: 184,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,001.51 : 340,862.30 = 133,824.26 : x
  2. Step 2: Convert to fraction form
    247,001.51/340,862.30 = 133,824.26/x
  3. Step 3: Cross multiply
    247,001.51x = 340,862.30 × 133,824.26
  4. Step 4: Simplify right side
    247,001.51x = 45,615,645,059.40
  5. Step 5: Solve for x
    x = 45,615,645,059.40/247,001.51
  6. Step 6: Final answer
    x = 184,677.60

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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.