Home / 210,336.90-315,034.82-97,848.56

Finding the Fourth Proportional to 210,336.90, 315,034.82 and 97,848.56

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Solution

The fourth proportional to 210,336.90, 315,034.82 and 97,848.56 is: 146,553.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,336.90 : 315,034.82 = 97,848.56 : x
  2. Step 2: Convert to fraction form
    210,336.90/315,034.82 = 97,848.56/x
  3. Step 3: Cross multiply
    210,336.90x = 315,034.82 × 97,848.56
  4. Step 4: Simplify right side
    210,336.90x = 30,825,702,380.06
  5. Step 5: Solve for x
    x = 30,825,702,380.06/210,336.90
  6. Step 6: Final answer
    x = 146,553.94

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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.