Home / 142,741.58-196,666.18-94,257.41

Finding the Fourth Proportional to 142,741.58, 196,666.18 and 94,257.41

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Solution

The fourth proportional to 142,741.58, 196,666.18 and 94,257.41 is: 129,865.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,741.58 : 196,666.18 = 94,257.41 : x
  2. Step 2: Convert to fraction form
    142,741.58/196,666.18 = 94,257.41/x
  3. Step 3: Cross multiply
    142,741.58x = 196,666.18 × 94,257.41
  4. Step 4: Simplify right side
    142,741.58x = 18,537,243,542.42
  5. Step 5: Solve for x
    x = 18,537,243,542.42/142,741.58
  6. Step 6: Final answer
    x = 129,865.76

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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.