Home / 162,335.43-224,022.36-90,715.44

Finding the Fourth Proportional to 162,335.43, 224,022.36 and 90,715.44

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Solution

The fourth proportional to 162,335.43, 224,022.36 and 90,715.44 is: 125,187.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,335.43 : 224,022.36 = 90,715.44 : x
  2. Step 2: Convert to fraction form
    162,335.43/224,022.36 = 90,715.44/x
  3. Step 3: Cross multiply
    162,335.43x = 224,022.36 × 90,715.44
  4. Step 4: Simplify right side
    162,335.43x = 20,322,286,957.24
  5. Step 5: Solve for x
    x = 20,322,286,957.24/162,335.43
  6. Step 6: Final answer
    x = 125,187.01

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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.