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Finding the Fourth Proportional to 357,972.22, 536,958.12 and 105,254.81

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Solution

The fourth proportional to 357,972.22, 536,958.12 and 105,254.81 is: 157,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,972.22 : 536,958.12 = 105,254.81 : x
  2. Step 2: Convert to fraction form
    357,972.22/536,958.12 = 105,254.81/x
  3. Step 3: Cross multiply
    357,972.22x = 536,958.12 × 105,254.81
  4. Step 4: Simplify right side
    357,972.22x = 56,517,424,622.07
  5. Step 5: Solve for x
    x = 56,517,424,622.07/357,972.22
  6. Step 6: Final answer
    x = 157,882.15

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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.