Home / 252,011.06-347,775.12-138,833.81

Finding the Fourth Proportional to 252,011.06, 347,775.12 and 138,833.81

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Solution

The fourth proportional to 252,011.06, 347,775.12 and 138,833.81 is: 191,590.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,011.06 : 347,775.12 = 138,833.81 : x
  2. Step 2: Convert to fraction form
    252,011.06/347,775.12 = 138,833.81/x
  3. Step 3: Cross multiply
    252,011.06x = 347,775.12 × 138,833.81
  4. Step 4: Simplify right side
    252,011.06x = 48,282,943,193.93
  5. Step 5: Solve for x
    x = 48,282,943,193.93/252,011.06
  6. Step 6: Final answer
    x = 191,590.58

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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.