Home / 197,367.84-272,360.88-112,512.24

Finding the Fourth Proportional to 197,367.84, 272,360.88 and 112,512.24

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Solution

The fourth proportional to 197,367.84, 272,360.88 and 112,512.24 is: 155,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,367.84 : 272,360.88 = 112,512.24 : x
  2. Step 2: Convert to fraction form
    197,367.84/272,360.88 = 112,512.24/x
  3. Step 3: Cross multiply
    197,367.84x = 272,360.88 × 112,512.24
  4. Step 4: Simplify right side
    197,367.84x = 30,643,932,697.17
  5. Step 5: Solve for x
    x = 30,643,932,697.17/197,367.84
  6. Step 6: Final answer
    x = 155,263.05

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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.