Home / 86,064.46-118,766.58-47,823.02

Finding the Fourth Proportional to 86,064.46, 118,766.58 and 47,823.02

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Solution

The fourth proportional to 86,064.46, 118,766.58 and 47,823.02 is: 65,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,064.46 : 118,766.58 = 47,823.02 : x
  2. Step 2: Convert to fraction form
    86,064.46/118,766.58 = 47,823.02/x
  3. Step 3: Cross multiply
    86,064.46x = 118,766.58 × 47,823.02
  4. Step 4: Simplify right side
    86,064.46x = 5,679,775,936.84
  5. Step 5: Solve for x
    x = 5,679,775,936.84/86,064.46
  6. Step 6: Final answer
    x = 65,994.44

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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.