Home / 133,714.20-184,480.08-76,312.44

Finding the Fourth Proportional to 133,714.20, 184,480.08 and 76,312.44

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Solution

The fourth proportional to 133,714.20, 184,480.08 and 76,312.44 is: 105,285.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,714.20 : 184,480.08 = 76,312.44 : x
  2. Step 2: Convert to fraction form
    133,714.20/184,480.08 = 76,312.44/x
  3. Step 3: Cross multiply
    133,714.20x = 184,480.08 × 76,312.44
  4. Step 4: Simplify right side
    133,714.20x = 14,078,125,036.20
  5. Step 5: Solve for x
    x = 14,078,125,036.20/133,714.20
  6. Step 6: Final answer
    x = 105,285.19

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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.