Home / 85,925.61-118,582.79-48,202.29

Finding the Fourth Proportional to 85,925.61, 118,582.79 and 48,202.29

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Solution

The fourth proportional to 85,925.61, 118,582.79 and 48,202.29 is: 66,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,925.61 : 118,582.79 = 48,202.29 : x
  2. Step 2: Convert to fraction form
    85,925.61/118,582.79 = 48,202.29/x
  3. Step 3: Cross multiply
    85,925.61x = 118,582.79 × 48,202.29
  4. Step 4: Simplify right side
    85,925.61x = 5,715,961,791.58
  5. Step 5: Solve for x
    x = 5,715,961,791.58/85,925.61
  6. Step 6: Final answer
    x = 66,522.21

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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.