Home / 160,538.28-221,533.06-88,914.04

Finding the Fourth Proportional to 160,538.28, 221,533.06 and 88,914.04

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Solution

The fourth proportional to 160,538.28, 221,533.06 and 88,914.04 is: 122,695.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,538.28 : 221,533.06 = 88,914.04 : x
  2. Step 2: Convert to fraction form
    160,538.28/221,533.06 = 88,914.04/x
  3. Step 3: Cross multiply
    160,538.28x = 221,533.06 × 88,914.04
  4. Step 4: Simplify right side
    160,538.28x = 19,697,399,358.16
  5. Step 5: Solve for x
    x = 19,697,399,358.16/160,538.28
  6. Step 6: Final answer
    x = 122,695.97

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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.