Home / 229,683.40-344,383.98-89,278.36

Finding the Fourth Proportional to 229,683.40, 344,383.98 and 89,278.36

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Solution

The fourth proportional to 229,683.40, 344,383.98 and 89,278.36 is: 133,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,683.40 : 344,383.98 = 89,278.36 : x
  2. Step 2: Convert to fraction form
    229,683.40/344,383.98 = 89,278.36/x
  3. Step 3: Cross multiply
    229,683.40x = 344,383.98 × 89,278.36
  4. Step 4: Simplify right side
    229,683.40x = 30,746,036,944.67
  5. Step 5: Solve for x
    x = 30,746,036,944.67/229,683.40
  6. Step 6: Final answer
    x = 133,862.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.