Home / 89,905,057.06-124,068,978.95-48,651,949.44

Finding the Fourth Proportional to 89,905,057.06, 124,068,978.95 and 48,651,949.44

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Solution

The fourth proportional to 89,905,057.06, 124,068,978.95 and 48,651,949.44 is: 67,139,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905,057.06 : 124,068,978.95 = 48,651,949.44 : x
  2. Step 2: Convert to fraction form
    89,905,057.06/124,068,978.95 = 48,651,949.44/x
  3. Step 3: Cross multiply
    89,905,057.06x = 124,068,978.95 × 48,651,949.44
  4. Step 4: Simplify right side
    89,905,057.06x = 6,036,197,690,947,824
  5. Step 5: Solve for x
    x = 6,036,197,690,947,824/89,905,057.06
  6. Step 6: Final answer
    x = 67,139,690.34

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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.