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Finding the Fourth Proportional to 162,562.60, 244,362.30 and 153,231.40

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Solution

The fourth proportional to 162,562.60, 244,362.30 and 153,231.40 is: 230,335.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,562.60 : 244,362.30 = 153,231.40 : x
  2. Step 2: Convert to fraction form
    162,562.60/244,362.30 = 153,231.40/x
  3. Step 3: Cross multiply
    162,562.60x = 244,362.30 × 153,231.40
  4. Step 4: Simplify right side
    162,562.60x = 37,443,977,336.22
  5. Step 5: Solve for x
    x = 37,443,977,336.22/162,562.60
  6. Step 6: Final answer
    x = 230,335.74

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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.