Home / 148,268.12-204,609.07-80,283.65

Finding the Fourth Proportional to 148,268.12, 204,609.07 and 80,283.65

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Solution

The fourth proportional to 148,268.12, 204,609.07 and 80,283.65 is: 110,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,268.12 : 204,609.07 = 80,283.65 : x
  2. Step 2: Convert to fraction form
    148,268.12/204,609.07 = 80,283.65/x
  3. Step 3: Cross multiply
    148,268.12x = 204,609.07 × 80,283.65
  4. Step 4: Simplify right side
    148,268.12x = 16,426,762,962.71
  5. Step 5: Solve for x
    x = 16,426,762,962.71/148,268.12
  6. Step 6: Final answer
    x = 110,790.93

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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.