Home / 162,951.06-224,868.57-90,353.58

Finding the Fourth Proportional to 162,951.06, 224,868.57 and 90,353.58

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Solution

The fourth proportional to 162,951.06, 224,868.57 and 90,353.58 is: 124,685.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,951.06 : 224,868.57 = 90,353.58 : x
  2. Step 2: Convert to fraction form
    162,951.06/224,868.57 = 90,353.58/x
  3. Step 3: Cross multiply
    162,951.06x = 224,868.57 × 90,353.58
  4. Step 4: Simplify right side
    162,951.06x = 20,317,680,328.98
  5. Step 5: Solve for x
    x = 20,317,680,328.98/162,951.06
  6. Step 6: Final answer
    x = 124,685.78

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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.