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Finding the Fourth Proportional to 162,797.01, 224,661.56 and 90,202.12

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Solution

The fourth proportional to 162,797.01, 224,661.56 and 90,202.12 is: 124,479.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,797.01 : 224,661.56 = 90,202.12 : x
  2. Step 2: Convert to fraction form
    162,797.01/224,661.56 = 90,202.12/x
  3. Step 3: Cross multiply
    162,797.01x = 224,661.56 × 90,202.12
  4. Step 4: Simplify right side
    162,797.01x = 20,264,948,994.51
  5. Step 5: Solve for x
    x = 20,264,948,994.51/162,797.01
  6. Step 6: Final answer
    x = 124,479.86

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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.