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Finding the Fourth Proportional to 84,957.88, 117,242.01 and 47,232.13

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Solution

The fourth proportional to 84,957.88, 117,242.01 and 47,232.13 is: 65,180.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,957.88 : 117,242.01 = 47,232.13 : x
  2. Step 2: Convert to fraction form
    84,957.88/117,242.01 = 47,232.13/x
  3. Step 3: Cross multiply
    84,957.88x = 117,242.01 × 47,232.13
  4. Step 4: Simplify right side
    84,957.88x = 5,537,589,271.57
  5. Step 5: Solve for x
    x = 5,537,589,271.57/84,957.88
  6. Step 6: Final answer
    x = 65,180.41

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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.