Home / 212,340.64-293,012.88-116,832.16

Finding the Fourth Proportional to 212,340.64, 293,012.88 and 116,832.16

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Solution

The fourth proportional to 212,340.64, 293,012.88 and 116,832.16 is: 161,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,340.64 : 293,012.88 = 116,832.16 : x
  2. Step 2: Convert to fraction form
    212,340.64/293,012.88 = 116,832.16/x
  3. Step 3: Cross multiply
    212,340.64x = 293,012.88 × 116,832.16
  4. Step 4: Simplify right side
    212,340.64x = 34,233,327,678.22
  5. Step 5: Solve for x
    x = 34,233,327,678.22/212,340.64
  6. Step 6: Final answer
    x = 161,218.92

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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.