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Finding the Fourth Proportional to 225,597.46, 338,430.21 and 97,548.79

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Solution

The fourth proportional to 225,597.46, 338,430.21 and 97,548.79 is: 146,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,597.46 : 338,430.21 = 97,548.79 : x
  2. Step 2: Convert to fraction form
    225,597.46/338,430.21 = 97,548.79/x
  3. Step 3: Cross multiply
    225,597.46x = 338,430.21 × 97,548.79
  4. Step 4: Simplify right side
    225,597.46x = 33,013,457,484.95
  5. Step 5: Solve for x
    x = 33,013,457,484.95/225,597.46
  6. Step 6: Final answer
    x = 146,337.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.