Home / 239,395.04-330,361.59-131,962.77

Finding the Fourth Proportional to 239,395.04, 330,361.59 and 131,962.77

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Solution

The fourth proportional to 239,395.04, 330,361.59 and 131,962.77 is: 182,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,395.04 : 330,361.59 = 131,962.77 : x
  2. Step 2: Convert to fraction form
    239,395.04/330,361.59 = 131,962.77/x
  3. Step 3: Cross multiply
    239,395.04x = 330,361.59 × 131,962.77
  4. Step 4: Simplify right side
    239,395.04x = 43,595,430,270.57
  5. Step 5: Solve for x
    x = 43,595,430,270.57/239,395.04
  6. Step 6: Final answer
    x = 182,106.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.