Home / 250,168.08-345,225.96-136,995.60

Finding the Fourth Proportional to 250,168.08, 345,225.96 and 136,995.60

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Solution

The fourth proportional to 250,168.08, 345,225.96 and 136,995.60 is: 189,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,168.08 : 345,225.96 = 136,995.60 : x
  2. Step 2: Convert to fraction form
    250,168.08/345,225.96 = 136,995.60/x
  3. Step 3: Cross multiply
    250,168.08x = 345,225.96 × 136,995.60
  4. Step 4: Simplify right side
    250,168.08x = 47,294,437,525.78
  5. Step 5: Solve for x
    x = 47,294,437,525.78/250,168.08
  6. Step 6: Final answer
    x = 189,050.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.