Home / 356,001.18-533,918.71-103,213.83

Finding the Fourth Proportional to 356,001.18, 533,918.71 and 103,213.83

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Solution

The fourth proportional to 356,001.18, 533,918.71 and 103,213.83 is: 154,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,001.18 : 533,918.71 = 103,213.83 : x
  2. Step 2: Convert to fraction form
    356,001.18/533,918.71 = 103,213.83/x
  3. Step 3: Cross multiply
    356,001.18x = 533,918.71 × 103,213.83
  4. Step 4: Simplify right side
    356,001.18x = 55,107,793,374.93
  5. Step 5: Solve for x
    x = 55,107,793,374.93/356,001.18
  6. Step 6: Final answer
    x = 154,796.66

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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.