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Finding the Fourth Proportional to 159,370.83, 237,890.22 and 140,454.39

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Solution

The fourth proportional to 159,370.83, 237,890.22 and 140,454.39 is: 209,653.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,370.83 : 237,890.22 = 140,454.39 : x
  2. Step 2: Convert to fraction form
    159,370.83/237,890.22 = 140,454.39/x
  3. Step 3: Cross multiply
    159,370.83x = 237,890.22 × 140,454.39
  4. Step 4: Simplify right side
    159,370.83x = 33,412,725,737.07
  5. Step 5: Solve for x
    x = 33,412,725,737.07/159,370.83
  6. Step 6: Final answer
    x = 209,653.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.