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Finding the Fourth Proportional to 174,243, 240,418.26 and 102,596.88

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Solution

The fourth proportional to 174,243, 240,418.26 and 102,596.88 is: 141,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,243 : 240,418.26 = 102,596.88 : x
  2. Step 2: Convert to fraction form
    174,243/240,418.26 = 102,596.88/x
  3. Step 3: Cross multiply
    174,243x = 240,418.26 × 102,596.88
  4. Step 4: Simplify right side
    174,243x = 24,666,163,371.03
  5. Step 5: Solve for x
    x = 24,666,163,371.03/174,243
  6. Step 6: Final answer
    x = 141,561.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.