Home / 162,606.41-224,391.21-90,012.47

Finding the Fourth Proportional to 162,606.41, 224,391.21 and 90,012.47

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Solution

The fourth proportional to 162,606.41, 224,391.21 and 90,012.47 is: 124,214.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,606.41 : 224,391.21 = 90,012.47 : x
  2. Step 2: Convert to fraction form
    162,606.41/224,391.21 = 90,012.47/x
  3. Step 3: Cross multiply
    162,606.41x = 224,391.21 × 90,012.47
  4. Step 4: Simplify right side
    162,606.41x = 20,198,005,936.43
  5. Step 5: Solve for x
    x = 20,198,005,936.43/162,606.41
  6. Step 6: Final answer
    x = 124,214.09

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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.