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Finding the Fourth Proportional to 233,375.80, 349,934.10 and 92,975.80

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Solution

The fourth proportional to 233,375.80, 349,934.10 and 92,975.80 is: 139,412.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,375.80 : 349,934.10 = 92,975.80 : x
  2. Step 2: Convert to fraction form
    233,375.80/349,934.10 = 92,975.80/x
  3. Step 3: Cross multiply
    233,375.80x = 349,934.10 × 92,975.80
  4. Step 4: Simplify right side
    233,375.80x = 32,535,402,894.78
  5. Step 5: Solve for x
    x = 32,535,402,894.78/233,375.80
  6. Step 6: Final answer
    x = 139,412.07

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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.