Home / 133,354.40-184,046.48-76,768.16

Finding the Fourth Proportional to 133,354.40, 184,046.48 and 76,768.16

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Solution

The fourth proportional to 133,354.40, 184,046.48 and 76,768.16 is: 105,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,354.40 : 184,046.48 = 76,768.16 : x
  2. Step 2: Convert to fraction form
    133,354.40/184,046.48 = 76,768.16/x
  3. Step 3: Cross multiply
    133,354.40x = 184,046.48 × 76,768.16
  4. Step 4: Simplify right side
    133,354.40x = 14,128,909,624.08
  5. Step 5: Solve for x
    x = 14,128,909,624.08/133,354.40
  6. Step 6: Final answer
    x = 105,950.08

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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.