Home / 99,407.61-149,051.21-44,625.02

Finding the Fourth Proportional to 99,407.61, 149,051.21 and 44,625.02

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Solution

The fourth proportional to 99,407.61, 149,051.21 and 44,625.02 is: 66,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,407.61 : 149,051.21 = 44,625.02 : x
  2. Step 2: Convert to fraction form
    99,407.61/149,051.21 = 44,625.02/x
  3. Step 3: Cross multiply
    99,407.61x = 149,051.21 × 44,625.02
  4. Step 4: Simplify right side
    99,407.61x = 6,651,412,258.89
  5. Step 5: Solve for x
    x = 6,651,412,258.89/99,407.61
  6. Step 6: Final answer
    x = 66,910.49

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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.