Home / 64,731.24-97,111.28-25,288.70

Finding the Fourth Proportional to 64,731.24, 97,111.28 and 25,288.70

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Solution

The fourth proportional to 64,731.24, 97,111.28 and 25,288.70 is: 37,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,731.24 : 97,111.28 = 25,288.70 : x
  2. Step 2: Convert to fraction form
    64,731.24/97,111.28 = 25,288.70/x
  3. Step 3: Cross multiply
    64,731.24x = 97,111.28 × 25,288.70
  4. Step 4: Simplify right side
    64,731.24x = 2,455,817,414.54
  5. Step 5: Solve for x
    x = 2,455,817,414.54/64,731.24
  6. Step 6: Final answer
    x = 37,938.67

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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.