Home / 99,360.47-149,009.08-32,788.19

Finding the Fourth Proportional to 99,360.47, 149,009.08 and 32,788.19

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Solution

The fourth proportional to 99,360.47, 149,009.08 and 32,788.19 is: 49,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,360.47 : 149,009.08 = 32,788.19 : x
  2. Step 2: Convert to fraction form
    99,360.47/149,009.08 = 32,788.19/x
  3. Step 3: Cross multiply
    99,360.47x = 149,009.08 × 32,788.19
  4. Step 4: Simplify right side
    99,360.47x = 4,885,738,026.77
  5. Step 5: Solve for x
    x = 4,885,738,026.77/99,360.47
  6. Step 6: Final answer
    x = 49,171.85

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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.