Home / 142,950.87-197,186.40-94,553.91

Finding the Fourth Proportional to 142,950.87, 197,186.40 and 94,553.91

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Solution

The fourth proportional to 142,950.87, 197,186.40 and 94,553.91 is: 130,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,950.87 : 197,186.40 = 94,553.91 : x
  2. Step 2: Convert to fraction form
    142,950.87/197,186.40 = 94,553.91/x
  3. Step 3: Cross multiply
    142,950.87x = 197,186.40 × 94,553.91
  4. Step 4: Simplify right side
    142,950.87x = 18,644,745,118.82
  5. Step 5: Solve for x
    x = 18,644,745,118.82/142,950.87
  6. Step 6: Final answer
    x = 130,427.64

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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.