Home / 133,420.04-184,124.22-76,067.72

Finding the Fourth Proportional to 133,420.04, 184,124.22 and 76,067.72

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Solution

The fourth proportional to 133,420.04, 184,124.22 and 76,067.72 is: 104,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,420.04 : 184,124.22 = 76,067.72 : x
  2. Step 2: Convert to fraction form
    133,420.04/184,124.22 = 76,067.72/x
  3. Step 3: Cross multiply
    133,420.04x = 184,124.22 × 76,067.72
  4. Step 4: Simplify right side
    133,420.04x = 14,005,909,612.18
  5. Step 5: Solve for x
    x = 14,005,909,612.18/133,420.04
  6. Step 6: Final answer
    x = 104,976.06

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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.