Home / 162,056.43-223,649.10-90,450.41

Finding the Fourth Proportional to 162,056.43, 223,649.10 and 90,450.41

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Solution

The fourth proportional to 162,056.43, 223,649.10 and 90,450.41 is: 124,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,056.43 : 223,649.10 = 90,450.41 : x
  2. Step 2: Convert to fraction form
    162,056.43/223,649.10 = 90,450.41/x
  3. Step 3: Cross multiply
    162,056.43x = 223,649.10 × 90,450.41
  4. Step 4: Simplify right side
    162,056.43x = 20,229,151,672.89
  5. Step 5: Solve for x
    x = 20,229,151,672.89/162,056.43
  6. Step 6: Final answer
    x = 124,827.82

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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.