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Finding the Fourth Proportional to 225,030.60, 337,092.30 and 140,531.40

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Solution

The fourth proportional to 225,030.60, 337,092.30 and 140,531.40 is: 210,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,030.60 : 337,092.30 = 140,531.40 : x
  2. Step 2: Convert to fraction form
    225,030.60/337,092.30 = 140,531.40/x
  3. Step 3: Cross multiply
    225,030.60x = 337,092.30 × 140,531.40
  4. Step 4: Simplify right side
    225,030.60x = 47,372,052,848.22
  5. Step 5: Solve for x
    x = 47,372,052,848.22/225,030.60
  6. Step 6: Final answer
    x = 210,513.83

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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.