Home / 155,015.28-232,586.28-55,194.48

Finding the Fourth Proportional to 155,015.28, 232,586.28 and 55,194.48

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Solution

The fourth proportional to 155,015.28, 232,586.28 and 55,194.48 is: 82,814.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,015.28 : 232,586.28 = 55,194.48 : x
  2. Step 2: Convert to fraction form
    155,015.28/232,586.28 = 55,194.48/x
  3. Step 3: Cross multiply
    155,015.28x = 232,586.28 × 55,194.48
  4. Step 4: Simplify right side
    155,015.28x = 12,837,478,779.73
  5. Step 5: Solve for x
    x = 12,837,478,779.73/155,015.28
  6. Step 6: Final answer
    x = 82,814.28

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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.