Home / 133,443.13-184,151.65-76,854.64

Finding the Fourth Proportional to 133,443.13, 184,151.65 and 76,854.64

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Solution

The fourth proportional to 133,443.13, 184,151.65 and 76,854.64 is: 106,059.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,443.13 : 184,151.65 = 76,854.64 : x
  2. Step 2: Convert to fraction form
    133,443.13/184,151.65 = 76,854.64/x
  3. Step 3: Cross multiply
    133,443.13x = 184,151.65 × 76,854.64
  4. Step 4: Simplify right side
    133,443.13x = 14,152,908,766.16
  5. Step 5: Solve for x
    x = 14,152,908,766.16/133,443.13
  6. Step 6: Final answer
    x = 106,059.48

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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.