Home / 238,562.55-329,212.63-131,130.27

Finding the Fourth Proportional to 238,562.55, 329,212.63 and 131,130.27

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Solution

The fourth proportional to 238,562.55, 329,212.63 and 131,130.27 is: 180,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,562.55 : 329,212.63 = 131,130.27 : x
  2. Step 2: Convert to fraction form
    238,562.55/329,212.63 = 131,130.27/x
  3. Step 3: Cross multiply
    238,562.55x = 329,212.63 × 131,130.27
  4. Step 4: Simplify right side
    238,562.55x = 43,169,741,059.31
  5. Step 5: Solve for x
    x = 43,169,741,059.31/238,562.55
  6. Step 6: Final answer
    x = 180,957.74

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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.