Home / 152,025.53-227,726.91-85,325.60

Finding the Fourth Proportional to 152,025.53, 227,726.91 and 85,325.60

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Solution

The fourth proportional to 152,025.53, 227,726.91 and 85,325.60 is: 127,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,025.53 : 227,726.91 = 85,325.60 : x
  2. Step 2: Convert to fraction form
    152,025.53/227,726.91 = 85,325.60/x
  3. Step 3: Cross multiply
    152,025.53x = 227,726.91 × 85,325.60
  4. Step 4: Simplify right side
    152,025.53x = 19,430,935,801.21
  5. Step 5: Solve for x
    x = 19,430,935,801.21/152,025.53
  6. Step 6: Final answer
    x = 127,813.64

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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.