Home / 66,435.17-91,706.13-48,671.27

Finding the Fourth Proportional to 66,435.17, 91,706.13 and 48,671.27

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Solution

The fourth proportional to 66,435.17, 91,706.13 and 48,671.27 is: 67,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,435.17 : 91,706.13 = 48,671.27 : x
  2. Step 2: Convert to fraction form
    66,435.17/91,706.13 = 48,671.27/x
  3. Step 3: Cross multiply
    66,435.17x = 91,706.13 × 48,671.27
  4. Step 4: Simplify right side
    66,435.17x = 4,463,453,813.89
  5. Step 5: Solve for x
    x = 4,463,453,813.89/66,435.17
  6. Step 6: Final answer
    x = 67,185.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.