Home / 212,183.12-292,808.88-116,690.08

Finding the Fourth Proportional to 212,183.12, 292,808.88 and 116,690.08

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Solution

The fourth proportional to 212,183.12, 292,808.88 and 116,690.08 is: 161,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,183.12 : 292,808.88 = 116,690.08 : x
  2. Step 2: Convert to fraction form
    212,183.12/292,808.88 = 116,690.08/x
  3. Step 3: Cross multiply
    212,183.12x = 292,808.88 × 116,690.08
  4. Step 4: Simplify right side
    212,183.12x = 34,167,891,631.91
  5. Step 5: Solve for x
    x = 34,167,891,631.91/212,183.12
  6. Step 6: Final answer
    x = 161,030.21

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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.