Home / 113,361.72-170,065.62-39,541.56

Finding the Fourth Proportional to 113,361.72, 170,065.62 and 39,541.56

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Solution

The fourth proportional to 113,361.72, 170,065.62 and 39,541.56 is: 59,320.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,361.72 : 170,065.62 = 39,541.56 : x
  2. Step 2: Convert to fraction form
    113,361.72/170,065.62 = 39,541.56/x
  3. Step 3: Cross multiply
    113,361.72x = 170,065.62 × 39,541.56
  4. Step 4: Simplify right side
    113,361.72x = 6,724,659,917.17
  5. Step 5: Solve for x
    x = 6,724,659,917.17/113,361.72
  6. Step 6: Final answer
    x = 59,320.38

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1.5x scale

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.