Home / 175,669.40-263,356.44-142,306.74

Finding the Fourth Proportional to 175,669.40, 263,356.44 and 142,306.74

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Solution

The fourth proportional to 175,669.40, 263,356.44 and 142,306.74 is: 213,340.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,669.40 : 263,356.44 = 142,306.74 : x
  2. Step 2: Convert to fraction form
    175,669.40/263,356.44 = 142,306.74/x
  3. Step 3: Cross multiply
    175,669.40x = 263,356.44 × 142,306.74
  4. Step 4: Simplify right side
    175,669.40x = 37,477,396,434.41
  5. Step 5: Solve for x
    x = 37,477,396,434.41/175,669.40
  6. Step 6: Final answer
    x = 213,340.49

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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.