Home / 197,132.64-272,045.64-112,250.04

Finding the Fourth Proportional to 197,132.64, 272,045.64 and 112,250.04

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Solution

The fourth proportional to 197,132.64, 272,045.64 and 112,250.04 is: 154,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,132.64 : 272,045.64 = 112,250.04 : x
  2. Step 2: Convert to fraction form
    197,132.64/272,045.64 = 112,250.04/x
  3. Step 3: Cross multiply
    197,132.64x = 272,045.64 × 112,250.04
  4. Step 4: Simplify right side
    197,132.64x = 30,537,133,971.83
  5. Step 5: Solve for x
    x = 30,537,133,971.83/197,132.64
  6. Step 6: Final answer
    x = 154,906.53

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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.