Home / 132,193.79-182,359.85-84,396.90

Finding the Fourth Proportional to 132,193.79, 182,359.85 and 84,396.90

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Solution

The fourth proportional to 132,193.79, 182,359.85 and 84,396.90 is: 116,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,193.79 : 182,359.85 = 84,396.90 : x
  2. Step 2: Convert to fraction form
    132,193.79/182,359.85 = 84,396.90/x
  3. Step 3: Cross multiply
    132,193.79x = 182,359.85 × 84,396.90
  4. Step 4: Simplify right side
    132,193.79x = 15,390,605,602.48
  5. Step 5: Solve for x
    x = 15,390,605,602.48/132,193.79
  6. Step 6: Final answer
    x = 116,424.58

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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.