Home / 160,108.32-220,962.96-93,036

Finding the Fourth Proportional to 160,108.32, 220,962.96 and 93,036

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Solution

The fourth proportional to 160,108.32, 220,962.96 and 93,036 is: 128,397.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,108.32 : 220,962.96 = 93,036 : x
  2. Step 2: Convert to fraction form
    160,108.32/220,962.96 = 93,036/x
  3. Step 3: Cross multiply
    160,108.32x = 220,962.96 × 93,036
  4. Step 4: Simplify right side
    160,108.32x = 20,557,509,946.56
  5. Step 5: Solve for x
    x = 20,557,509,946.56/160,108.32
  6. Step 6: Final answer
    x = 128,397.51

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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.