Home / 147,179.04-220,801.47-53,684.79

Finding the Fourth Proportional to 147,179.04, 220,801.47 and 53,684.79

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Solution

The fourth proportional to 147,179.04, 220,801.47 and 53,684.79 is: 80,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,179.04 : 220,801.47 = 53,684.79 : x
  2. Step 2: Convert to fraction form
    147,179.04/220,801.47 = 53,684.79/x
  3. Step 3: Cross multiply
    147,179.04x = 220,801.47 × 53,684.79
  4. Step 4: Simplify right side
    147,179.04x = 11,853,680,548.64
  5. Step 5: Solve for x
    x = 11,853,680,548.64/147,179.04
  6. Step 6: Final answer
    x = 80,539.19

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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.