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Finding the Fourth Proportional to 162,804.96, 244,582.91 and 156,079.05

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Solution

The fourth proportional to 162,804.96, 244,582.91 and 156,079.05 is: 234,478.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,804.96 : 244,582.91 = 156,079.05 : x
  2. Step 2: Convert to fraction form
    162,804.96/244,582.91 = 156,079.05/x
  3. Step 3: Cross multiply
    162,804.96x = 244,582.91 × 156,079.05
  4. Step 4: Simplify right side
    162,804.96x = 38,174,267,458.64
  5. Step 5: Solve for x
    x = 38,174,267,458.64/162,804.96
  6. Step 6: Final answer
    x = 234,478.53

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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.