Home / 155,415.99-233,123.22-134,291.75

Finding the Fourth Proportional to 155,415.99, 233,123.22 and 134,291.75

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Solution

The fourth proportional to 155,415.99, 233,123.22 and 134,291.75 is: 201,436.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,415.99 : 233,123.22 = 134,291.75 : x
  2. Step 2: Convert to fraction form
    155,415.99/233,123.22 = 134,291.75/x
  3. Step 3: Cross multiply
    155,415.99x = 233,123.22 × 134,291.75
  4. Step 4: Simplify right side
    155,415.99x = 31,306,524,013.82
  5. Step 5: Solve for x
    x = 31,306,524,013.82/155,415.99
  6. Step 6: Final answer
    x = 201,436.96

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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.