Home / 238,742.64-329,462.23-131,314.16

Finding the Fourth Proportional to 238,742.64, 329,462.23 and 131,314.16

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Solution

The fourth proportional to 238,742.64, 329,462.23 and 131,314.16 is: 181,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,742.64 : 329,462.23 = 131,314.16 : x
  2. Step 2: Convert to fraction form
    238,742.64/329,462.23 = 131,314.16/x
  3. Step 3: Cross multiply
    238,742.64x = 329,462.23 × 131,314.16
  4. Step 4: Simplify right side
    238,742.64x = 43,263,055,984.18
  5. Step 5: Solve for x
    x = 43,263,055,984.18/238,742.64
  6. Step 6: Final answer
    x = 181,212.10

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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.