Home / 239,226.10-330,140.49-131,804.30

Finding the Fourth Proportional to 239,226.10, 330,140.49 and 131,804.30

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Solution

The fourth proportional to 239,226.10, 330,140.49 and 131,804.30 is: 181,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,226.10 : 330,140.49 = 131,804.30 : x
  2. Step 2: Convert to fraction form
    239,226.10/330,140.49 = 131,804.30/x
  3. Step 3: Cross multiply
    239,226.10x = 330,140.49 × 131,804.30
  4. Step 4: Simplify right side
    239,226.10x = 43,513,936,186.11
  5. Step 5: Solve for x
    x = 43,513,936,186.11/239,226.10
  6. Step 6: Final answer
    x = 181,894.60

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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.