Home / 142,853.52-197,299.26-97,453.56

Finding the Fourth Proportional to 142,853.52, 197,299.26 and 97,453.56

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Solution

The fourth proportional to 142,853.52, 197,299.26 and 97,453.56 is: 134,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,853.52 : 197,299.26 = 97,453.56 : x
  2. Step 2: Convert to fraction form
    142,853.52/197,299.26 = 97,453.56/x
  3. Step 3: Cross multiply
    142,853.52x = 197,299.26 × 97,453.56
  4. Step 4: Simplify right side
    142,853.52x = 19,227,515,272.37
  5. Step 5: Solve for x
    x = 19,227,515,272.37/142,853.52
  6. Step 6: Final answer
    x = 134,596.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.