Home / 85,968.04-118,644.42-48,242.44

Finding the Fourth Proportional to 85,968.04, 118,644.42 and 48,242.44

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Solution

The fourth proportional to 85,968.04, 118,644.42 and 48,242.44 is: 66,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,968.04 : 118,644.42 = 48,242.44 : x
  2. Step 2: Convert to fraction form
    85,968.04/118,644.42 = 48,242.44/x
  3. Step 3: Cross multiply
    85,968.04x = 118,644.42 × 48,242.44
  4. Step 4: Simplify right side
    85,968.04x = 5,723,696,313.18
  5. Step 5: Solve for x
    x = 5,723,696,313.18/85,968.04
  6. Step 6: Final answer
    x = 66,579.35

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1.5x scale

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.