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Finding the Fourth Proportional to 272,265.66, 375,671.54 and 159,066.54

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Solution

The fourth proportional to 272,265.66, 375,671.54 and 159,066.54 is: 219,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,265.66 : 375,671.54 = 159,066.54 : x
  2. Step 2: Convert to fraction form
    272,265.66/375,671.54 = 159,066.54/x
  3. Step 3: Cross multiply
    272,265.66x = 375,671.54 × 159,066.54
  4. Step 4: Simplify right side
    272,265.66x = 59,756,772,044.27
  5. Step 5: Solve for x
    x = 59,756,772,044.27/272,265.66
  6. Step 6: Final answer
    x = 219,479.65

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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.