Home / 90,841,108.60-136,037,714.10-60,384,071.80

Finding the Fourth Proportional to 90,841,108.60, 136,037,714.10 and 60,384,071.80

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Solution

The fourth proportional to 90,841,108.60, 136,037,714.10 and 60,384,071.80 is: 90,427,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,841,108.60 : 136,037,714.10 = 60,384,071.80 : x
  2. Step 2: Convert to fraction form
    90,841,108.60/136,037,714.10 = 60,384,071.80/x
  3. Step 3: Cross multiply
    90,841,108.60x = 136,037,714.10 × 60,384,071.80
  4. Step 4: Simplify right side
    90,841,108.60x = 8,214,511,095,722,272
  5. Step 5: Solve for x
    x = 8,214,511,095,722,272/90,841,108.60
  6. Step 6: Final answer
    x = 90,427,244.03

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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.