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Finding the Fourth Proportional to 64,924.62, 97,347.51 and 25,434.42

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Solution

The fourth proportional to 64,924.62, 97,347.51 and 25,434.42 is: 38,136.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,924.62 : 97,347.51 = 25,434.42 : x
  2. Step 2: Convert to fraction form
    64,924.62/97,347.51 = 25,434.42/x
  3. Step 3: Cross multiply
    64,924.62x = 97,347.51 × 25,434.42
  4. Step 4: Simplify right side
    64,924.62x = 2,475,977,455.29
  5. Step 5: Solve for x
    x = 2,475,977,455.29/64,924.62
  6. Step 6: Final answer
    x = 38,136.19

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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.