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Finding the Fourth Proportional to 64,698.24, 97,047.44 and 17,951.16

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Solution

The fourth proportional to 64,698.24, 97,047.44 and 17,951.16 is: 26,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,698.24 : 97,047.44 = 17,951.16 : x
  2. Step 2: Convert to fraction form
    64,698.24/97,047.44 = 17,951.16/x
  3. Step 3: Cross multiply
    64,698.24x = 97,047.44 × 17,951.16
  4. Step 4: Simplify right side
    64,698.24x = 1,742,114,123.03
  5. Step 5: Solve for x
    x = 1,742,114,123.03/64,698.24
  6. Step 6: Final answer
    x = 26,926.76

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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.