Home / 212,727.63-293,566.14-117,237.81

Finding the Fourth Proportional to 212,727.63, 293,566.14 and 117,237.81

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Solution

The fourth proportional to 212,727.63, 293,566.14 and 117,237.81 is: 161,789.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,727.63 : 293,566.14 = 117,237.81 : x
  2. Step 2: Convert to fraction form
    212,727.63/293,566.14 = 117,237.81/x
  3. Step 3: Cross multiply
    212,727.63x = 293,566.14 × 117,237.81
  4. Step 4: Simplify right side
    212,727.63x = 34,417,051,343.75
  5. Step 5: Solve for x
    x = 34,417,051,343.75/212,727.63
  6. Step 6: Final answer
    x = 161,789.29

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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.