Home / 119,088.11-179,345.07-108,459.29

Finding the Fourth Proportional to 119,088.11, 179,345.07 and 108,459.29

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Solution

The fourth proportional to 119,088.11, 179,345.07 and 108,459.29 is: 163,338.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,088.11 : 179,345.07 = 108,459.29 : x
  2. Step 2: Convert to fraction form
    119,088.11/179,345.07 = 108,459.29/x
  3. Step 3: Cross multiply
    119,088.11x = 179,345.07 × 108,459.29
  4. Step 4: Simplify right side
    119,088.11x = 19,451,638,957.20
  5. Step 5: Solve for x
    x = 19,451,638,957.20/119,088.11
  6. Step 6: Final answer
    x = 163,338.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.