Home / 160,644.08-221,697.69-89,022.62

Finding the Fourth Proportional to 160,644.08, 221,697.69 and 89,022.62

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Solution

The fourth proportional to 160,644.08, 221,697.69 and 89,022.62 is: 122,856.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,644.08 : 221,697.69 = 89,022.62 : x
  2. Step 2: Convert to fraction form
    160,644.08/221,697.69 = 89,022.62/x
  3. Step 3: Cross multiply
    160,644.08x = 221,697.69 × 89,022.62
  4. Step 4: Simplify right side
    160,644.08x = 19,736,109,211.75
  5. Step 5: Solve for x
    x = 19,736,109,211.75/160,644.08
  6. Step 6: Final answer
    x = 122,856.13

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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.