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Finding the Fourth Proportional to 162,677.84, 224,427.48 and 106,087.28

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Solution

The fourth proportional to 162,677.84, 224,427.48 and 106,087.28 is: 146,356.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,677.84 : 224,427.48 = 106,087.28 : x
  2. Step 2: Convert to fraction form
    162,677.84/224,427.48 = 106,087.28/x
  3. Step 3: Cross multiply
    162,677.84x = 224,427.48 × 106,087.28
  4. Step 4: Simplify right side
    162,677.84x = 23,808,900,910.45
  5. Step 5: Solve for x
    x = 23,808,900,910.45/162,677.84
  6. Step 6: Final answer
    x = 146,356.14

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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.