Home / 85,592.64-118,117.44-47,867.04

Finding the Fourth Proportional to 85,592.64, 118,117.44 and 47,867.04

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Solution

The fourth proportional to 85,592.64, 118,117.44 and 47,867.04 is: 66,056.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,592.64 : 118,117.44 = 47,867.04 : x
  2. Step 2: Convert to fraction form
    85,592.64/118,117.44 = 47,867.04/x
  3. Step 3: Cross multiply
    85,592.64x = 118,117.44 × 47,867.04
  4. Step 4: Simplify right side
    85,592.64x = 5,653,932,225.18
  5. Step 5: Solve for x
    x = 5,653,932,225.18/85,592.64
  6. Step 6: Final answer
    x = 66,056.29

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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.