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Finding the Fourth Proportional to 228,253.29, 342,499.35 and 93,417.45

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Solution

The fourth proportional to 228,253.29, 342,499.35 and 93,417.45 is: 140,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,253.29 : 342,499.35 = 93,417.45 : x
  2. Step 2: Convert to fraction form
    228,253.29/342,499.35 = 93,417.45/x
  3. Step 3: Cross multiply
    228,253.29x = 342,499.35 × 93,417.45
  4. Step 4: Simplify right side
    228,253.29x = 31,995,415,436.57
  5. Step 5: Solve for x
    x = 31,995,415,436.57/228,253.29
  6. Step 6: Final answer
    x = 140,175.05

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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.