Home / 84,797.24-117,024.20-47,071.76

Finding the Fourth Proportional to 84,797.24, 117,024.20 and 47,071.76

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Solution

The fourth proportional to 84,797.24, 117,024.20 and 47,071.76 is: 64,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,797.24 : 117,024.20 = 47,071.76 : x
  2. Step 2: Convert to fraction form
    84,797.24/117,024.20 = 47,071.76/x
  3. Step 3: Cross multiply
    84,797.24x = 117,024.20 × 47,071.76
  4. Step 4: Simplify right side
    84,797.24x = 5,508,535,056.59
  5. Step 5: Solve for x
    x = 5,508,535,056.59/84,797.24
  6. Step 6: Final answer
    x = 64,961.25

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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.