Home / 162,911.04-224,815.06-91,292.46

Finding the Fourth Proportional to 162,911.04, 224,815.06 and 91,292.46

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Solution

The fourth proportional to 162,911.04, 224,815.06 and 91,292.46 is: 125,982.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,911.04 : 224,815.06 = 91,292.46 : x
  2. Step 2: Convert to fraction form
    162,911.04/224,815.06 = 91,292.46/x
  3. Step 3: Cross multiply
    162,911.04x = 224,815.06 × 91,292.46
  4. Step 4: Simplify right side
    162,911.04x = 20,523,919,872.45
  5. Step 5: Solve for x
    x = 20,523,919,872.45/162,911.04
  6. Step 6: Final answer
    x = 125,982.38

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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.