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Finding the Fourth Proportional to 57,448.60, 86,137.62 and 22,347.40

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Solution

The fourth proportional to 57,448.60, 86,137.62 and 22,347.40 is: 33,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,448.60 : 86,137.62 = 22,347.40 : x
  2. Step 2: Convert to fraction form
    57,448.60/86,137.62 = 22,347.40/x
  3. Step 3: Cross multiply
    57,448.60x = 86,137.62 × 22,347.40
  4. Step 4: Simplify right side
    57,448.60x = 1,924,951,849.19
  5. Step 5: Solve for x
    x = 1,924,951,849.19/57,448.60
  6. Step 6: Final answer
    x = 33,507.38

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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.