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Finding the Fourth Proportional to 64,996.71, 97,494.62 and 18,249.63

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Solution

The fourth proportional to 64,996.71, 97,494.62 and 18,249.63 is: 27,374.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,996.71 : 97,494.62 = 18,249.63 : x
  2. Step 2: Convert to fraction form
    64,996.71/97,494.62 = 18,249.63/x
  3. Step 3: Cross multiply
    64,996.71x = 97,494.62 × 18,249.63
  4. Step 4: Simplify right side
    64,996.71x = 1,779,240,650.74
  5. Step 5: Solve for x
    x = 1,779,240,650.74/64,996.71
  6. Step 6: Final answer
    x = 27,374.32

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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.