Home / 212,400.30-293,110.10-116,904.92

Finding the Fourth Proportional to 212,400.30, 293,110.10 and 116,904.92

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Solution

The fourth proportional to 212,400.30, 293,110.10 and 116,904.92 is: 161,327.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,400.30 : 293,110.10 = 116,904.92 : x
  2. Step 2: Convert to fraction form
    212,400.30/293,110.10 = 116,904.92/x
  3. Step 3: Cross multiply
    212,400.30x = 293,110.10 × 116,904.92
  4. Step 4: Simplify right side
    212,400.30x = 34,266,012,791.69
  5. Step 5: Solve for x
    x = 34,266,012,791.69/212,400.30
  6. Step 6: Final answer
    x = 161,327.52

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1.5x scale

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.