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Finding the Fourth Proportional to 104,582.76, 144,362.30 and 64,350.48

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Solution

The fourth proportional to 104,582.76, 144,362.30 and 64,350.48 is: 88,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,582.76 : 144,362.30 = 64,350.48 : x
  2. Step 2: Convert to fraction form
    104,582.76/144,362.30 = 64,350.48/x
  3. Step 3: Cross multiply
    104,582.76x = 144,362.30 × 64,350.48
  4. Step 4: Simplify right side
    104,582.76x = 9,289,783,298.90
  5. Step 5: Solve for x
    x = 9,289,783,298.90/104,582.76
  6. Step 6: Final answer
    x = 88,827.10

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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.