Home / 90,714,930.90-136,072,396.35-60,103,929.30

Finding the Fourth Proportional to 90,714,930.90, 136,072,396.35 and 60,103,929.30

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Solution

The fourth proportional to 90,714,930.90, 136,072,396.35 and 60,103,929.30 is: 90,155,893.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,714,930.90 : 136,072,396.35 = 60,103,929.30 : x
  2. Step 2: Convert to fraction form
    90,714,930.90/136,072,396.35 = 60,103,929.30/x
  3. Step 3: Cross multiply
    90,714,930.90x = 136,072,396.35 × 60,103,929.30
  4. Step 4: Simplify right side
    90,714,930.90x = 8,178,485,689,901,977
  5. Step 5: Solve for x
    x = 8,178,485,689,901,977/90,714,930.90
  6. Step 6: Final answer
    x = 90,155,893.95

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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.