Home / 155,941.31-233,811.40-61,181.07

Finding the Fourth Proportional to 155,941.31, 233,811.40 and 61,181.07

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Solution

The fourth proportional to 155,941.31, 233,811.40 and 61,181.07 is: 91,732.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,941.31 : 233,811.40 = 61,181.07 : x
  2. Step 2: Convert to fraction form
    155,941.31/233,811.40 = 61,181.07/x
  3. Step 3: Cross multiply
    155,941.31x = 233,811.40 × 61,181.07
  4. Step 4: Simplify right side
    155,941.31x = 14,304,831,324.29
  5. Step 5: Solve for x
    x = 14,304,831,324.29/155,941.31
  6. Step 6: Final answer
    x = 91,732.15

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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.