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Finding the Fourth Proportional to 159,369.83, 237,888.73 and 140,453.39

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Solution

The fourth proportional to 159,369.83, 237,888.73 and 140,453.39 is: 209,652.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,369.83 : 237,888.73 = 140,453.39 : x
  2. Step 2: Convert to fraction form
    159,369.83/237,888.73 = 140,453.39/x
  3. Step 3: Cross multiply
    159,369.83x = 237,888.73 × 140,453.39
  4. Step 4: Simplify right side
    159,369.83x = 33,412,279,341.58
  5. Step 5: Solve for x
    x = 33,412,279,341.58/159,369.83
  6. Step 6: Final answer
    x = 209,652.48

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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.