Home / 159,206.02-219,701.10-87,584.20

Finding the Fourth Proportional to 159,206.02, 219,701.10 and 87,584.20

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Solution

The fourth proportional to 159,206.02, 219,701.10 and 87,584.20 is: 120,864.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,206.02 : 219,701.10 = 87,584.20 : x
  2. Step 2: Convert to fraction form
    159,206.02/219,701.10 = 87,584.20/x
  3. Step 3: Cross multiply
    159,206.02x = 219,701.10 × 87,584.20
  4. Step 4: Simplify right side
    159,206.02x = 19,242,345,082.62
  5. Step 5: Solve for x
    x = 19,242,345,082.62/159,206.02
  6. Step 6: Final answer
    x = 120,864.43

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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.