Home / 133,340.27-184,008.31-72,910.28

Finding the Fourth Proportional to 133,340.27, 184,008.31 and 72,910.28

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Solution

The fourth proportional to 133,340.27, 184,008.31 and 72,910.28 is: 100,615.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,340.27 : 184,008.31 = 72,910.28 : x
  2. Step 2: Convert to fraction form
    133,340.27/184,008.31 = 72,910.28/x
  3. Step 3: Cross multiply
    133,340.27x = 184,008.31 × 72,910.28
  4. Step 4: Simplify right side
    133,340.27x = 13,416,097,682.17
  5. Step 5: Solve for x
    x = 13,416,097,682.17/133,340.27
  6. Step 6: Final answer
    x = 100,615.50

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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.