Home / 160,215.10-221,100.62-88,596.52

Finding the Fourth Proportional to 160,215.10, 221,100.62 and 88,596.52

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Solution

The fourth proportional to 160,215.10, 221,100.62 and 88,596.52 is: 122,265.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,215.10 : 221,100.62 = 88,596.52 : x
  2. Step 2: Convert to fraction form
    160,215.10/221,100.62 = 88,596.52/x
  3. Step 3: Cross multiply
    160,215.10x = 221,100.62 × 88,596.52
  4. Step 4: Simplify right side
    160,215.10x = 19,588,745,501.84
  5. Step 5: Solve for x
    x = 19,588,745,501.84/160,215.10
  6. Step 6: Final answer
    x = 122,265.29

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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.