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Finding the Fourth Proportional to 243,934.73, 336,640.29 and 150,820.73

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Solution

The fourth proportional to 243,934.73, 336,640.29 and 150,820.73 is: 208,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,934.73 : 336,640.29 = 150,820.73 : x
  2. Step 2: Convert to fraction form
    243,934.73/336,640.29 = 150,820.73/x
  3. Step 3: Cross multiply
    243,934.73x = 336,640.29 × 150,820.73
  4. Step 4: Simplify right side
    243,934.73x = 50,772,334,285.21
  5. Step 5: Solve for x
    x = 50,772,334,285.21/243,934.73
  6. Step 6: Final answer
    x = 208,139.01

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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.