Home / 189,088.29-260,954.06-104,205.15

Finding the Fourth Proportional to 189,088.29, 260,954.06 and 104,205.15

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Solution

The fourth proportional to 189,088.29, 260,954.06 and 104,205.15 is: 143,809.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,088.29 : 260,954.06 = 104,205.15 : x
  2. Step 2: Convert to fraction form
    189,088.29/260,954.06 = 104,205.15/x
  3. Step 3: Cross multiply
    189,088.29x = 260,954.06 × 104,205.15
  4. Step 4: Simplify right side
    189,088.29x = 27,192,756,444.38
  5. Step 5: Solve for x
    x = 27,192,756,444.38/189,088.29
  6. Step 6: Final answer
    x = 143,809.84

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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.