Home / 142,521.06-213,813.99-75,926.10

Finding the Fourth Proportional to 142,521.06, 213,813.99 and 75,926.10

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Solution

The fourth proportional to 142,521.06, 213,813.99 and 75,926.10 is: 113,906.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,521.06 : 213,813.99 = 75,926.10 : x
  2. Step 2: Convert to fraction form
    142,521.06/213,813.99 = 75,926.10/x
  3. Step 3: Cross multiply
    142,521.06x = 213,813.99 × 75,926.10
  4. Step 4: Simplify right side
    142,521.06x = 16,234,062,386.14
  5. Step 5: Solve for x
    x = 16,234,062,386.14/142,521.06
  6. Step 6: Final answer
    x = 113,906.41

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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.