Home / 117,935.64-162,746.27-64,220.52

Finding the Fourth Proportional to 117,935.64, 162,746.27 and 64,220.52

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Solution

The fourth proportional to 117,935.64, 162,746.27 and 64,220.52 is: 88,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,935.64 : 162,746.27 = 64,220.52 : x
  2. Step 2: Convert to fraction form
    117,935.64/162,746.27 = 64,220.52/x
  3. Step 3: Cross multiply
    117,935.64x = 162,746.27 × 64,220.52
  4. Step 4: Simplify right side
    117,935.64x = 10,451,649,766.36
  5. Step 5: Solve for x
    x = 10,451,649,766.36/117,935.64
  6. Step 6: Final answer
    x = 88,621.64

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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.