Home / 84,106.37-116,061.49-48,271.16

Finding the Fourth Proportional to 84,106.37, 116,061.49 and 48,271.16

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Solution

The fourth proportional to 84,106.37, 116,061.49 and 48,271.16 is: 66,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,106.37 : 116,061.49 = 48,271.16 : x
  2. Step 2: Convert to fraction form
    84,106.37/116,061.49 = 48,271.16/x
  3. Step 3: Cross multiply
    84,106.37x = 116,061.49 × 48,271.16
  4. Step 4: Simplify right side
    84,106.37x = 5,602,422,753.63
  5. Step 5: Solve for x
    x = 5,602,422,753.63/84,106.37
  6. Step 6: Final answer
    x = 66,611.16

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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.