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Finding the Fourth Proportional to 272,293, 375,370.42 and 180,258.06

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Solution

The fourth proportional to 272,293, 375,370.42 and 180,258.06 is: 248,495.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,293 : 375,370.42 = 180,258.06 : x
  2. Step 2: Convert to fraction form
    272,293/375,370.42 = 180,258.06/x
  3. Step 3: Cross multiply
    272,293x = 375,370.42 × 180,258.06
  4. Step 4: Simplify right side
    272,293x = 67,663,543,690.59
  5. Step 5: Solve for x
    x = 67,663,543,690.59/272,293
  6. Step 6: Final answer
    x = 248,495.35

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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.