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Finding the Fourth Proportional to 238,502.70, 357,163.55 and 175,172.64

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Solution

The fourth proportional to 238,502.70, 357,163.55 and 175,172.64 is: 262,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,502.70 : 357,163.55 = 175,172.64 : x
  2. Step 2: Convert to fraction form
    238,502.70/357,163.55 = 175,172.64/x
  3. Step 3: Cross multiply
    238,502.70x = 357,163.55 × 175,172.64
  4. Step 4: Simplify right side
    238,502.70x = 62,565,281,089.41
  5. Step 5: Solve for x
    x = 62,565,281,089.41/238,502.70
  6. Step 6: Final answer
    x = 262,325.25

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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.