Home / 152,028.15-227,730.84-85,328.24

Finding the Fourth Proportional to 152,028.15, 227,730.84 and 85,328.24

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Solution

The fourth proportional to 152,028.15, 227,730.84 and 85,328.24 is: 127,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,028.15 : 227,730.84 = 85,328.24 : x
  2. Step 2: Convert to fraction form
    152,028.15/227,730.84 = 85,328.24/x
  3. Step 3: Cross multiply
    152,028.15x = 227,730.84 × 85,328.24
  4. Step 4: Simplify right side
    152,028.15x = 19,431,870,632.27
  5. Step 5: Solve for x
    x = 19,431,870,632.27/152,028.15
  6. Step 6: Final answer
    x = 127,817.58

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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.