Home / 142,442.23-213,687.11-63,553.50

Finding the Fourth Proportional to 142,442.23, 213,687.11 and 63,553.50

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Solution

The fourth proportional to 142,442.23, 213,687.11 and 63,553.50 is: 95,340.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,442.23 : 213,687.11 = 63,553.50 : x
  2. Step 2: Convert to fraction form
    142,442.23/213,687.11 = 63,553.50/x
  3. Step 3: Cross multiply
    142,442.23x = 213,687.11 × 63,553.50
  4. Step 4: Simplify right side
    142,442.23x = 13,580,563,745.39
  5. Step 5: Solve for x
    x = 13,580,563,745.39/142,442.23
  6. Step 6: Final answer
    x = 95,340.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.