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Finding the Fourth Proportional to 267,859.71, 369,621.93 and 158,945.24

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Solution

The fourth proportional to 267,859.71, 369,621.93 and 158,945.24 is: 219,329.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,859.71 : 369,621.93 = 158,945.24 : x
  2. Step 2: Convert to fraction form
    267,859.71/369,621.93 = 158,945.24/x
  3. Step 3: Cross multiply
    267,859.71x = 369,621.93 × 158,945.24
  4. Step 4: Simplify right side
    267,859.71x = 58,749,646,373.11
  5. Step 5: Solve for x
    x = 58,749,646,373.11/267,859.71
  6. Step 6: Final answer
    x = 219,329.91

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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.