Home / 66,607.13-99,824.57-49,835.58

Finding the Fourth Proportional to 66,607.13, 99,824.57 and 49,835.58

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Solution

The fourth proportional to 66,607.13, 99,824.57 and 49,835.58 is: 74,688.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,607.13 : 99,824.57 = 49,835.58 : x
  2. Step 2: Convert to fraction form
    66,607.13/99,824.57 = 49,835.58/x
  3. Step 3: Cross multiply
    66,607.13x = 99,824.57 × 49,835.58
  4. Step 4: Simplify right side
    66,607.13x = 4,974,815,344.20
  5. Step 5: Solve for x
    x = 4,974,815,344.20/66,607.13
  6. Step 6: Final answer
    x = 74,688.93

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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.