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Finding the Fourth Proportional to 52,070.88, 71,840.88 and 33,214.08

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Solution

The fourth proportional to 52,070.88, 71,840.88 and 33,214.08 is: 45,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,070.88 : 71,840.88 = 33,214.08 : x
  2. Step 2: Convert to fraction form
    52,070.88/71,840.88 = 33,214.08/x
  3. Step 3: Cross multiply
    52,070.88x = 71,840.88 × 33,214.08
  4. Step 4: Simplify right side
    52,070.88x = 2,386,128,735.59
  5. Step 5: Solve for x
    x = 2,386,128,735.59/52,070.88
  6. Step 6: Final answer
    x = 45,824.63

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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.