Home / 61,149.12-91,750-33,088.89

Finding the Fourth Proportional to 61,149.12, 91,750 and 33,088.89

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Solution

The fourth proportional to 61,149.12, 91,750 and 33,088.89 is: 49,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,149.12 : 91,750 = 33,088.89 : x
  2. Step 2: Convert to fraction form
    61,149.12/91,750 = 33,088.89/x
  3. Step 3: Cross multiply
    61,149.12x = 91,750 × 33,088.89
  4. Step 4: Simplify right side
    61,149.12x = 3,035,905,657.50
  5. Step 5: Solve for x
    x = 3,035,905,657.50/61,149.12
  6. Step 6: Final answer
    x = 49,647.58

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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.