Home / 280,833.86-387,577.83-166,149.36

Finding the Fourth Proportional to 280,833.86, 387,577.83 and 166,149.36

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Solution

The fourth proportional to 280,833.86, 387,577.83 and 166,149.36 is: 229,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,833.86 : 387,577.83 = 166,149.36 : x
  2. Step 2: Convert to fraction form
    280,833.86/387,577.83 = 166,149.36/x
  3. Step 3: Cross multiply
    280,833.86x = 387,577.83 × 166,149.36
  4. Step 4: Simplify right side
    280,833.86x = 64,395,808,404.69
  5. Step 5: Solve for x
    x = 64,395,808,404.69/280,833.86
  6. Step 6: Final answer
    x = 229,302.16

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1.5x scale

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.