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Finding the Fourth Proportional to 239,437.81, 359,156.71 and 227,465.01

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Solution

The fourth proportional to 239,437.81, 359,156.71 and 227,465.01 is: 341,197.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,437.81 : 359,156.71 = 227,465.01 : x
  2. Step 2: Convert to fraction form
    239,437.81/359,156.71 = 227,465.01/x
  3. Step 3: Cross multiply
    239,437.81x = 359,156.71 × 227,465.01
  4. Step 4: Simplify right side
    239,437.81x = 81,695,583,494.39
  5. Step 5: Solve for x
    x = 81,695,583,494.39/239,437.81
  6. Step 6: Final answer
    x = 341,197.51

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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.