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Finding the Fourth Proportional to 238,611.94, 357,139.08 and 175,415.32

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Solution

The fourth proportional to 238,611.94, 357,139.08 and 175,415.32 is: 262,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,611.94 : 357,139.08 = 175,415.32 : x
  2. Step 2: Convert to fraction form
    238,611.94/357,139.08 = 175,415.32/x
  3. Step 3: Cross multiply
    238,611.94x = 357,139.08 × 175,415.32
  4. Step 4: Simplify right side
    238,611.94x = 62,647,666,002.71
  5. Step 5: Solve for x
    x = 62,647,666,002.71/238,611.94
  6. Step 6: Final answer
    x = 262,550.42

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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.