Home / 162,981.60-224,962.40-106,401.44

Finding the Fourth Proportional to 162,981.60, 224,962.40 and 106,401.44

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Solution

The fourth proportional to 162,981.60, 224,962.40 and 106,401.44 is: 146,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,981.60 : 224,962.40 = 106,401.44 : x
  2. Step 2: Convert to fraction form
    162,981.60/224,962.40 = 106,401.44/x
  3. Step 3: Cross multiply
    162,981.60x = 224,962.40 × 106,401.44
  4. Step 4: Simplify right side
    162,981.60x = 23,936,323,305.86
  5. Step 5: Solve for x
    x = 23,936,323,305.86/162,981.60
  6. Step 6: Final answer
    x = 146,865.19

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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.