Home / 150,614.80-226,145.40-84,187.60

Finding the Fourth Proportional to 150,614.80, 226,145.40 and 84,187.60

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Solution

The fourth proportional to 150,614.80, 226,145.40 and 84,187.60 is: 126,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,614.80 : 226,145.40 = 84,187.60 : x
  2. Step 2: Convert to fraction form
    150,614.80/226,145.40 = 84,187.60/x
  3. Step 3: Cross multiply
    150,614.80x = 226,145.40 × 84,187.60
  4. Step 4: Simplify right side
    150,614.80x = 19,038,638,477.04
  5. Step 5: Solve for x
    x = 19,038,638,477.04/150,614.80
  6. Step 6: Final answer
    x = 126,406.16

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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.