Home / 236,239.02-354,404.16-76,357.98

Finding the Fourth Proportional to 236,239.02, 354,404.16 and 76,357.98

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Solution

The fourth proportional to 236,239.02, 354,404.16 and 76,357.98 is: 114,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,239.02 : 354,404.16 = 76,357.98 : x
  2. Step 2: Convert to fraction form
    236,239.02/354,404.16 = 76,357.98/x
  3. Step 3: Cross multiply
    236,239.02x = 354,404.16 × 76,357.98
  4. Step 4: Simplify right side
    236,239.02x = 27,061,585,761.20
  5. Step 5: Solve for x
    x = 27,061,585,761.20/236,239.02
  6. Step 6: Final answer
    x = 114,551.72

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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.