Home / 66,459.06-99,730.09-44,288.00

Finding the Fourth Proportional to 66,459.06, 99,730.09 and 44,288.00

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Solution

The fourth proportional to 66,459.06, 99,730.09 and 44,288.00 is: 66,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,459.06 : 99,730.09 = 44,288.00 : x
  2. Step 2: Convert to fraction form
    66,459.06/99,730.09 = 44,288.00/x
  3. Step 3: Cross multiply
    66,459.06x = 99,730.09 × 44,288.00
  4. Step 4: Simplify right side
    66,459.06x = 4,416,845,837.99
  5. Step 5: Solve for x
    x = 4,416,845,837.99/66,459.06
  6. Step 6: Final answer
    x = 66,459.65

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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.