Home / 175,561.40-263,342.10-155,222.30

Finding the Fourth Proportional to 175,561.40, 263,342.10 and 155,222.30

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Solution

The fourth proportional to 175,561.40, 263,342.10 and 155,222.30 is: 232,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,561.40 : 263,342.10 = 155,222.30 : x
  2. Step 2: Convert to fraction form
    175,561.40/263,342.10 = 155,222.30/x
  3. Step 3: Cross multiply
    175,561.40x = 263,342.10 × 155,222.30
  4. Step 4: Simplify right side
    175,561.40x = 40,876,566,448.83
  5. Step 5: Solve for x
    x = 40,876,566,448.83/175,561.40
  6. Step 6: Final answer
    x = 232,833.45

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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.