Home / 64,938.60-97,408.86-18,188.52

Finding the Fourth Proportional to 64,938.60, 97,408.86 and 18,188.52

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Solution

The fourth proportional to 64,938.60, 97,408.86 and 18,188.52 is: 27,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,938.60 : 97,408.86 = 18,188.52 : x
  2. Step 2: Convert to fraction form
    64,938.60/97,408.86 = 18,188.52/x
  3. Step 3: Cross multiply
    64,938.60x = 97,408.86 × 18,188.52
  4. Step 4: Simplify right side
    64,938.60x = 1,771,722,998.29
  5. Step 5: Solve for x
    x = 1,771,722,998.29/64,938.60
  6. Step 6: Final answer
    x = 27,283.05

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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.