Home / 197,759.64-272,957.13-112,925.91

Finding the Fourth Proportional to 197,759.64, 272,957.13 and 112,925.91

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Solution

The fourth proportional to 197,759.64, 272,957.13 and 112,925.91 is: 155,865.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,759.64 : 272,957.13 = 112,925.91 : x
  2. Step 2: Convert to fraction form
    197,759.64/272,957.13 = 112,925.91/x
  3. Step 3: Cross multiply
    197,759.64x = 272,957.13 × 112,925.91
  4. Step 4: Simplify right side
    197,759.64x = 30,823,932,296.24
  5. Step 5: Solve for x
    x = 30,823,932,296.24/197,759.64
  6. Step 6: Final answer
    x = 155,865.64

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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.