Home / 148,650.47-223,009.74-64,424.78

Finding the Fourth Proportional to 148,650.47, 223,009.74 and 64,424.78

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Solution

The fourth proportional to 148,650.47, 223,009.74 and 64,424.78 is: 96,651.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,650.47 : 223,009.74 = 64,424.78 : x
  2. Step 2: Convert to fraction form
    148,650.47/223,009.74 = 64,424.78/x
  3. Step 3: Cross multiply
    148,650.47x = 223,009.74 × 64,424.78
  4. Step 4: Simplify right side
    148,650.47x = 14,367,352,322.31
  5. Step 5: Solve for x
    x = 14,367,352,322.31/148,650.47
  6. Step 6: Final answer
    x = 96,651.92

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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.