Home / 154,922.64-232,359.66-42,611.28

Finding the Fourth Proportional to 154,922.64, 232,359.66 and 42,611.28

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Solution

The fourth proportional to 154,922.64, 232,359.66 and 42,611.28 is: 63,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,922.64 : 232,359.66 = 42,611.28 : x
  2. Step 2: Convert to fraction form
    154,922.64/232,359.66 = 42,611.28/x
  3. Step 3: Cross multiply
    154,922.64x = 232,359.66 × 42,611.28
  4. Step 4: Simplify right side
    154,922.64x = 9,901,142,532.96
  5. Step 5: Solve for x
    x = 9,901,142,532.96/154,922.64
  6. Step 6: Final answer
    x = 63,910.24

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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.