Home / 116,004.20-160,078.22-68,248.32

Finding the Fourth Proportional to 116,004.20, 160,078.22 and 68,248.32

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Solution

The fourth proportional to 116,004.20, 160,078.22 and 68,248.32 is: 94,178.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,004.20 : 160,078.22 = 68,248.32 : x
  2. Step 2: Convert to fraction form
    116,004.20/160,078.22 = 68,248.32/x
  3. Step 3: Cross multiply
    116,004.20x = 160,078.22 × 68,248.32
  4. Step 4: Simplify right side
    116,004.20x = 10,925,069,583.59
  5. Step 5: Solve for x
    x = 10,925,069,583.59/116,004.20
  6. Step 6: Final answer
    x = 94,178.22

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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.