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Finding the Fourth Proportional to 251,302.12, 376,971.48 and 93,530.52

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Solution

The fourth proportional to 251,302.12, 376,971.48 and 93,530.52 is: 140,302.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,302.12 : 376,971.48 = 93,530.52 : x
  2. Step 2: Convert to fraction form
    251,302.12/376,971.48 = 93,530.52/x
  3. Step 3: Cross multiply
    251,302.12x = 376,971.48 × 93,530.52
  4. Step 4: Simplify right side
    251,302.12x = 35,258,338,549.57
  5. Step 5: Solve for x
    x = 35,258,338,549.57/251,302.12
  6. Step 6: Final answer
    x = 140,302.59

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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.