Home / 293,688.13-405,297.93-166,363.69

Finding the Fourth Proportional to 293,688.13, 405,297.93 and 166,363.69

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Solution

The fourth proportional to 293,688.13, 405,297.93 and 166,363.69 is: 229,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,688.13 : 405,297.93 = 166,363.69 : x
  2. Step 2: Convert to fraction form
    293,688.13/405,297.93 = 166,363.69/x
  3. Step 3: Cross multiply
    293,688.13x = 405,297.93 × 166,363.69
  4. Step 4: Simplify right side
    293,688.13x = 67,426,859,184.16
  5. Step 5: Solve for x
    x = 67,426,859,184.16/293,688.13
  6. Step 6: Final answer
    x = 229,586.60

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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.