Home / 162,392.12-224,101.38-90,772.07

Finding the Fourth Proportional to 162,392.12, 224,101.38 and 90,772.07

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Solution

The fourth proportional to 162,392.12, 224,101.38 and 90,772.07 is: 125,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,392.12 : 224,101.38 = 90,772.07 : x
  2. Step 2: Convert to fraction form
    162,392.12/224,101.38 = 90,772.07/x
  3. Step 3: Cross multiply
    162,392.12x = 224,101.38 × 90,772.07
  4. Step 4: Simplify right side
    162,392.12x = 20,342,145,031.95
  5. Step 5: Solve for x
    x = 20,342,145,031.95/162,392.12
  6. Step 6: Final answer
    x = 125,265.60

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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.