Home / 64,918.70-97,370.85-18,176.30

Finding the Fourth Proportional to 64,918.70, 97,370.85 and 18,176.30

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Solution

The fourth proportional to 64,918.70, 97,370.85 and 18,176.30 is: 27,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,918.70 : 97,370.85 = 18,176.30 : x
  2. Step 2: Convert to fraction form
    64,918.70/97,370.85 = 18,176.30/x
  3. Step 3: Cross multiply
    64,918.70x = 97,370.85 × 18,176.30
  4. Step 4: Simplify right side
    64,918.70x = 1,769,841,780.86
  5. Step 5: Solve for x
    x = 1,769,841,780.86/64,918.70
  6. Step 6: Final answer
    x = 27,262.43

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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.