Home / 197,246.84-272,134.15-112,303.76

Finding the Fourth Proportional to 197,246.84, 272,134.15 and 112,303.76

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Solution

The fourth proportional to 197,246.84, 272,134.15 and 112,303.76 is: 154,941.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,246.84 : 272,134.15 = 112,303.76 : x
  2. Step 2: Convert to fraction form
    197,246.84/272,134.15 = 112,303.76/x
  3. Step 3: Cross multiply
    197,246.84x = 272,134.15 × 112,303.76
  4. Step 4: Simplify right side
    197,246.84x = 30,561,686,627.97
  5. Step 5: Solve for x
    x = 30,561,686,627.97/197,246.84
  6. Step 6: Final answer
    x = 154,941.33

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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.