Home / 64,758.05-97,142.54-18,010.92

Finding the Fourth Proportional to 64,758.05, 97,142.54 and 18,010.92

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Solution

The fourth proportional to 64,758.05, 97,142.54 and 18,010.92 is: 27,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,758.05 : 97,142.54 = 18,010.92 : x
  2. Step 2: Convert to fraction form
    64,758.05/97,142.54 = 18,010.92/x
  3. Step 3: Cross multiply
    64,758.05x = 97,142.54 × 18,010.92
  4. Step 4: Simplify right side
    64,758.05x = 1,749,626,659.28
  5. Step 5: Solve for x
    x = 1,749,626,659.28/64,758.05
  6. Step 6: Final answer
    x = 27,017.90

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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.