Home / 188,904.96-260,686.08-104,019.84

Finding the Fourth Proportional to 188,904.96, 260,686.08 and 104,019.84

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Solution

The fourth proportional to 188,904.96, 260,686.08 and 104,019.84 is: 143,545.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,904.96 : 260,686.08 = 104,019.84 : x
  2. Step 2: Convert to fraction form
    188,904.96/260,686.08 = 104,019.84/x
  3. Step 3: Cross multiply
    188,904.96x = 260,686.08 × 104,019.84
  4. Step 4: Simplify right side
    188,904.96x = 27,116,524,331.83
  5. Step 5: Solve for x
    x = 27,116,524,331.83/188,904.96
  6. Step 6: Final answer
    x = 143,545.86

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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.