Home / 262,123.23-361,722.75-158,818.59

Finding the Fourth Proportional to 262,123.23, 361,722.75 and 158,818.59

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Solution

The fourth proportional to 262,123.23, 361,722.75 and 158,818.59 is: 219,165.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,123.23 : 361,722.75 = 158,818.59 : x
  2. Step 2: Convert to fraction form
    262,123.23/361,722.75 = 158,818.59/x
  3. Step 3: Cross multiply
    262,123.23x = 361,722.75 × 158,818.59
  4. Step 4: Simplify right side
    262,123.23x = 57,448,297,125.92
  5. Step 5: Solve for x
    x = 57,448,297,125.92/262,123.23
  6. Step 6: Final answer
    x = 219,165.23

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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.