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Finding the Fourth Proportional to 159,803.28, 239,476.50 and 117,350.37

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Solution

The fourth proportional to 159,803.28, 239,476.50 and 117,350.37 is: 175,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,803.28 : 239,476.50 = 117,350.37 : x
  2. Step 2: Convert to fraction form
    159,803.28/239,476.50 = 117,350.37/x
  3. Step 3: Cross multiply
    159,803.28x = 239,476.50 × 117,350.37
  4. Step 4: Simplify right side
    159,803.28x = 28,102,655,881.31
  5. Step 5: Solve for x
    x = 28,102,655,881.31/159,803.28
  6. Step 6: Final answer
    x = 175,857.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.