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Finding the Fourth Proportional to 272,951.64, 376,663.68 and 152,086.68

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Solution

The fourth proportional to 272,951.64, 376,663.68 and 152,086.68 is: 209,874.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,951.64 : 376,663.68 = 152,086.68 : x
  2. Step 2: Convert to fraction form
    272,951.64/376,663.68 = 152,086.68/x
  3. Step 3: Cross multiply
    272,951.64x = 376,663.68 × 152,086.68
  4. Step 4: Simplify right side
    272,951.64x = 57,285,528,567.78
  5. Step 5: Solve for x
    x = 57,285,528,567.78/272,951.64
  6. Step 6: Final answer
    x = 209,874.28

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1.5x scale

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.