Home / 143,164.04-197,336.58-97,209.32

Finding the Fourth Proportional to 143,164.04, 197,336.58 and 97,209.32

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Solution

The fourth proportional to 143,164.04, 197,336.58 and 97,209.32 is: 133,992.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,164.04 : 197,336.58 = 97,209.32 : x
  2. Step 2: Convert to fraction form
    143,164.04/197,336.58 = 97,209.32/x
  3. Step 3: Cross multiply
    143,164.04x = 197,336.58 × 97,209.32
  4. Step 4: Simplify right side
    143,164.04x = 19,182,954,752.93
  5. Step 5: Solve for x
    x = 19,182,954,752.93/143,164.04
  6. Step 6: Final answer
    x = 133,992.83

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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.