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Finding the Fourth Proportional to 225,292.42, 310,882.47 and 134,630.38

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Solution

The fourth proportional to 225,292.42, 310,882.47 and 134,630.38 is: 185,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,292.42 : 310,882.47 = 134,630.38 : x
  2. Step 2: Convert to fraction form
    225,292.42/310,882.47 = 134,630.38/x
  3. Step 3: Cross multiply
    225,292.42x = 310,882.47 × 134,630.38
  4. Step 4: Simplify right side
    225,292.42x = 41,854,225,071.44
  5. Step 5: Solve for x
    x = 41,854,225,071.44/225,292.42
  6. Step 6: Final answer
    x = 185,777.33

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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.