Home / 99,335.93-149,003.86-29,215.25

Finding the Fourth Proportional to 99,335.93, 149,003.86 and 29,215.25

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Solution

The fourth proportional to 99,335.93, 149,003.86 and 29,215.25 is: 43,822.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,335.93 : 149,003.86 = 29,215.25 : x
  2. Step 2: Convert to fraction form
    99,335.93/149,003.86 = 29,215.25/x
  3. Step 3: Cross multiply
    99,335.93x = 149,003.86 × 29,215.25
  4. Step 4: Simplify right side
    99,335.93x = 4,353,184,129.77
  5. Step 5: Solve for x
    x = 4,353,184,129.77/99,335.93
  6. Step 6: Final answer
    x = 43,822.86

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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.