Home / 89,958,316.92-134,796,184.74-69,538,074.36

Finding the Fourth Proportional to 89,958,316.92, 134,796,184.74 and 69,538,074.36

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Solution

The fourth proportional to 89,958,316.92, 134,796,184.74 and 69,538,074.36 is: 104,197,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,958,316.92 : 134,796,184.74 = 69,538,074.36 : x
  2. Step 2: Convert to fraction form
    89,958,316.92/134,796,184.74 = 69,538,074.36/x
  3. Step 3: Cross multiply
    89,958,316.92x = 134,796,184.74 × 69,538,074.36
  4. Step 4: Simplify right side
    89,958,316.92x = 9,373,467,117,894,418
  5. Step 5: Solve for x
    x = 9,373,467,117,894,418/89,958,316.92
  6. Step 6: Final answer
    x = 104,197,893.41

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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.