Home / 293,621.76-405,220.32-166,294.08

Finding the Fourth Proportional to 293,621.76, 405,220.32 and 166,294.08

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Solution

The fourth proportional to 293,621.76, 405,220.32 and 166,294.08 is: 229,498.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,621.76 : 405,220.32 = 166,294.08 : x
  2. Step 2: Convert to fraction form
    293,621.76/405,220.32 = 166,294.08/x
  3. Step 3: Cross multiply
    293,621.76x = 405,220.32 × 166,294.08
  4. Step 4: Simplify right side
    293,621.76x = 67,385,740,311.71
  5. Step 5: Solve for x
    x = 67,385,740,311.71/293,621.76
  6. Step 6: Final answer
    x = 229,498.46

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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.