Home / 162,620.04-224,422.61-100,544.07

Finding the Fourth Proportional to 162,620.04, 224,422.61 and 100,544.07

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Solution

The fourth proportional to 162,620.04, 224,422.61 and 100,544.07 is: 138,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,620.04 : 224,422.61 = 100,544.07 : x
  2. Step 2: Convert to fraction form
    162,620.04/224,422.61 = 100,544.07/x
  3. Step 3: Cross multiply
    162,620.04x = 224,422.61 × 100,544.07
  4. Step 4: Simplify right side
    162,620.04x = 22,564,362,106.70
  5. Step 5: Solve for x
    x = 22,564,362,106.70/162,620.04
  6. Step 6: Final answer
    x = 138,755.11

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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.