Home / 104,099,915.72-143,658,257.70-57,690,959.24

Finding the Fourth Proportional to 104,099,915.72, 143,658,257.70 and 57,690,959.24

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Solution

The fourth proportional to 104,099,915.72, 143,658,257.70 and 57,690,959.24 is: 79,613,731.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,099,915.72 : 143,658,257.70 = 57,690,959.24 : x
  2. Step 2: Convert to fraction form
    104,099,915.72/143,658,257.70 = 57,690,959.24/x
  3. Step 3: Cross multiply
    104,099,915.72x = 143,658,257.70 × 57,690,959.24
  4. Step 4: Simplify right side
    104,099,915.72x = 8,287,782,689,460,116
  5. Step 5: Solve for x
    x = 8,287,782,689,460,116/104,099,915.72
  6. Step 6: Final answer
    x = 79,613,731.02

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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.