Home / 142,226.04-196,263.81-84,930.02

Finding the Fourth Proportional to 142,226.04, 196,263.81 and 84,930.02

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Solution

The fourth proportional to 142,226.04, 196,263.81 and 84,930.02 is: 117,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,226.04 : 196,263.81 = 84,930.02 : x
  2. Step 2: Convert to fraction form
    142,226.04/196,263.81 = 84,930.02/x
  3. Step 3: Cross multiply
    142,226.04x = 196,263.81 × 84,930.02
  4. Step 4: Simplify right side
    142,226.04x = 16,668,689,308.58
  5. Step 5: Solve for x
    x = 16,668,689,308.58/142,226.04
  6. Step 6: Final answer
    x = 117,198.58

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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.