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Finding the Fourth Proportional to 228,744.63, 343,019.75 and 93,715.74

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Solution

The fourth proportional to 228,744.63, 343,019.75 and 93,715.74 is: 140,533.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,744.63 : 343,019.75 = 93,715.74 : x
  2. Step 2: Convert to fraction form
    228,744.63/343,019.75 = 93,715.74/x
  3. Step 3: Cross multiply
    228,744.63x = 343,019.75 × 93,715.74
  4. Step 4: Simplify right side
    228,744.63x = 32,146,349,237.29
  5. Step 5: Solve for x
    x = 32,146,349,237.29/228,744.63
  6. Step 6: Final answer
    x = 140,533.79

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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.