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Finding the Fourth Proportional to 162,227.60, 243,298.20 and 49,907.60

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Solution

The fourth proportional to 162,227.60, 243,298.20 and 49,907.60 is: 74,848.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,227.60 : 243,298.20 = 49,907.60 : x
  2. Step 2: Convert to fraction form
    162,227.60/243,298.20 = 49,907.60/x
  3. Step 3: Cross multiply
    162,227.60x = 243,298.20 × 49,907.60
  4. Step 4: Simplify right side
    162,227.60x = 12,142,429,246.32
  5. Step 5: Solve for x
    x = 12,142,429,246.32/162,227.60
  6. Step 6: Final answer
    x = 74,848.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.