Home / 120,619.36-182,023.60-116,599.42

Finding the Fourth Proportional to 120,619.36, 182,023.60 and 116,599.42

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Solution

The fourth proportional to 120,619.36, 182,023.60 and 116,599.42 is: 175,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,619.36 : 182,023.60 = 116,599.42 : x
  2. Step 2: Convert to fraction form
    120,619.36/182,023.60 = 116,599.42/x
  3. Step 3: Cross multiply
    120,619.36x = 182,023.60 × 116,599.42
  4. Step 4: Simplify right side
    120,619.36x = 21,223,846,186.31
  5. Step 5: Solve for x
    x = 21,223,846,186.31/120,619.36
  6. Step 6: Final answer
    x = 175,957.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.