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Finding the Fourth Proportional to 64,126.69, 96,192.77 and 17,379.56

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Solution

The fourth proportional to 64,126.69, 96,192.77 and 17,379.56 is: 26,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,126.69 : 96,192.77 = 17,379.56 : x
  2. Step 2: Convert to fraction form
    64,126.69/96,192.77 = 17,379.56/x
  3. Step 3: Cross multiply
    64,126.69x = 96,192.77 × 17,379.56
  4. Step 4: Simplify right side
    64,126.69x = 1,671,788,171.37
  5. Step 5: Solve for x
    x = 1,671,788,171.37/64,126.69
  6. Step 6: Final answer
    x = 26,070.08

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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.