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Finding the Fourth Proportional to 84,683.88, 116,868.42 and 46,957.32

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Solution

The fourth proportional to 84,683.88, 116,868.42 and 46,957.32 is: 64,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,683.88 : 116,868.42 = 46,957.32 : x
  2. Step 2: Convert to fraction form
    84,683.88/116,868.42 = 46,957.32/x
  3. Step 3: Cross multiply
    84,683.88x = 116,868.42 × 46,957.32
  4. Step 4: Simplify right side
    84,683.88x = 5,487,827,795.83
  5. Step 5: Solve for x
    x = 5,487,827,795.83/84,683.88
  6. Step 6: Final answer
    x = 64,803.69

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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.