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Finding the Fourth Proportional to 65,256.87, 97,903.68 and 25,287.93

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Solution

The fourth proportional to 65,256.87, 97,903.68 and 25,287.93 is: 37,939.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,256.87 : 97,903.68 = 25,287.93 : x
  2. Step 2: Convert to fraction form
    65,256.87/97,903.68 = 25,287.93/x
  3. Step 3: Cross multiply
    65,256.87x = 97,903.68 × 25,287.93
  4. Step 4: Simplify right side
    65,256.87x = 2,475,780,853.84
  5. Step 5: Solve for x
    x = 2,475,780,853.84/65,256.87
  6. Step 6: Final answer
    x = 37,939.01

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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.