Home / 155,015.20-232,522.80-149,110.30

Finding the Fourth Proportional to 155,015.20, 232,522.80 and 149,110.30

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Solution

The fourth proportional to 155,015.20, 232,522.80 and 149,110.30 is: 223,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,015.20 : 232,522.80 = 149,110.30 : x
  2. Step 2: Convert to fraction form
    155,015.20/232,522.80 = 149,110.30/x
  3. Step 3: Cross multiply
    155,015.20x = 232,522.80 × 149,110.30
  4. Step 4: Simplify right side
    155,015.20x = 34,671,544,464.84
  5. Step 5: Solve for x
    x = 34,671,544,464.84/155,015.20
  6. Step 6: Final answer
    x = 223,665.45

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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.