Home / 155,150.15-232,720.57-42,837.22

Finding the Fourth Proportional to 155,150.15, 232,720.57 and 42,837.22

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Solution

The fourth proportional to 155,150.15, 232,720.57 and 42,837.22 is: 64,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,150.15 : 232,720.57 = 42,837.22 : x
  2. Step 2: Convert to fraction form
    155,150.15/232,720.57 = 42,837.22/x
  3. Step 3: Cross multiply
    155,150.15x = 232,720.57 × 42,837.22
  4. Step 4: Simplify right side
    155,150.15x = 9,969,102,255.62
  5. Step 5: Solve for x
    x = 9,969,102,255.62/155,150.15
  6. Step 6: Final answer
    x = 64,254.54

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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.