Home / 205,108.31-283,056.23-119,060.39

Finding the Fourth Proportional to 205,108.31, 283,056.23 and 119,060.39

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Solution

The fourth proportional to 205,108.31, 283,056.23 and 119,060.39 is: 164,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,108.31 : 283,056.23 = 119,060.39 : x
  2. Step 2: Convert to fraction form
    205,108.31/283,056.23 = 119,060.39/x
  3. Step 3: Cross multiply
    205,108.31x = 283,056.23 × 119,060.39
  4. Step 4: Simplify right side
    205,108.31x = 33,700,784,018.10
  5. Step 5: Solve for x
    x = 33,700,784,018.10/205,108.31
  6. Step 6: Final answer
    x = 164,307.26

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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.