Home / 160,398.03-221,346.60-88,776.54

Finding the Fourth Proportional to 160,398.03, 221,346.60 and 88,776.54

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Solution

The fourth proportional to 160,398.03, 221,346.60 and 88,776.54 is: 122,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,398.03 : 221,346.60 = 88,776.54 : x
  2. Step 2: Convert to fraction form
    160,398.03/221,346.60 = 88,776.54/x
  3. Step 3: Cross multiply
    160,398.03x = 221,346.60 × 88,776.54
  4. Step 4: Simplify right side
    160,398.03x = 19,650,385,288.76
  5. Step 5: Solve for x
    x = 19,650,385,288.76/160,398.03
  6. Step 6: Final answer
    x = 122,510.14

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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.