Home / 155,476.08-214,646.22-104,562.72

Finding the Fourth Proportional to 155,476.08, 214,646.22 and 104,562.72

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Solution

The fourth proportional to 155,476.08, 214,646.22 and 104,562.72 is: 144,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,476.08 : 214,646.22 = 104,562.72 : x
  2. Step 2: Convert to fraction form
    155,476.08/214,646.22 = 104,562.72/x
  3. Step 3: Cross multiply
    155,476.08x = 214,646.22 × 104,562.72
  4. Step 4: Simplify right side
    155,476.08x = 22,443,992,600.92
  5. Step 5: Solve for x
    x = 22,443,992,600.92/155,476.08
  6. Step 6: Final answer
    x = 144,356.56

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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.