Home / 212,726.13-293,564.07-117,236.31

Finding the Fourth Proportional to 212,726.13, 293,564.07 and 117,236.31

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Solution

The fourth proportional to 212,726.13, 293,564.07 and 117,236.31 is: 161,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,726.13 : 293,564.07 = 117,236.31 : x
  2. Step 2: Convert to fraction form
    212,726.13/293,564.07 = 117,236.31/x
  3. Step 3: Cross multiply
    212,726.13x = 293,564.07 × 117,236.31
  4. Step 4: Simplify right side
    212,726.13x = 34,416,368,315.38
  5. Step 5: Solve for x
    x = 34,416,368,315.38/212,726.13
  6. Step 6: Final answer
    x = 161,787.22

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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.