Home / 133,732.79-184,521.06-90,718.14

Finding the Fourth Proportional to 133,732.79, 184,521.06 and 90,718.14

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Solution

The fourth proportional to 133,732.79, 184,521.06 and 90,718.14 is: 125,170.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,732.79 : 184,521.06 = 90,718.14 : x
  2. Step 2: Convert to fraction form
    133,732.79/184,521.06 = 90,718.14/x
  3. Step 3: Cross multiply
    133,732.79x = 184,521.06 × 90,718.14
  4. Step 4: Simplify right side
    133,732.79x = 16,739,407,354.03
  5. Step 5: Solve for x
    x = 16,739,407,354.03/133,732.79
  6. Step 6: Final answer
    x = 125,170.55

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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.