Home / 230,388.04-317,806.40-134,876.28

Finding the Fourth Proportional to 230,388.04, 317,806.40 and 134,876.28

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Solution

The fourth proportional to 230,388.04, 317,806.40 and 134,876.28 is: 186,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,388.04 : 317,806.40 = 134,876.28 : x
  2. Step 2: Convert to fraction form
    230,388.04/317,806.40 = 134,876.28/x
  3. Step 3: Cross multiply
    230,388.04x = 317,806.40 × 134,876.28
  4. Step 4: Simplify right side
    230,388.04x = 42,864,544,992.19
  5. Step 5: Solve for x
    x = 42,864,544,992.19/230,388.04
  6. Step 6: Final answer
    x = 186,053.69

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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.