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Finding the Fourth Proportional to 104,998.77, 144,893.07 and 59,670.77

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Solution

The fourth proportional to 104,998.77, 144,893.07 and 59,670.77 is: 82,342.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,998.77 : 144,893.07 = 59,670.77 : x
  2. Step 2: Convert to fraction form
    104,998.77/144,893.07 = 59,670.77/x
  3. Step 3: Cross multiply
    104,998.77x = 144,893.07 × 59,670.77
  4. Step 4: Simplify right side
    104,998.77x = 8,645,880,330.10
  5. Step 5: Solve for x
    x = 8,645,880,330.10/104,998.77
  6. Step 6: Final answer
    x = 82,342.68

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1.5x scale

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.