Home / 142,924.57-197,204.36-82,482.37

Finding the Fourth Proportional to 142,924.57, 197,204.36 and 82,482.37

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Solution

The fourth proportional to 142,924.57, 197,204.36 and 82,482.37 is: 113,807.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,924.57 : 197,204.36 = 82,482.37 : x
  2. Step 2: Convert to fraction form
    142,924.57/197,204.36 = 82,482.37/x
  3. Step 3: Cross multiply
    142,924.57x = 197,204.36 × 82,482.37
  4. Step 4: Simplify right side
    142,924.57x = 16,265,882,081.71
  5. Step 5: Solve for x
    x = 16,265,882,081.71/142,924.57
  6. Step 6: Final answer
    x = 113,807.46

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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.