Home / 137,825.01-190,219.32-84,141.27

Finding the Fourth Proportional to 137,825.01, 190,219.32 and 84,141.27

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Solution

The fourth proportional to 137,825.01, 190,219.32 and 84,141.27 is: 116,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,825.01 : 190,219.32 = 84,141.27 : x
  2. Step 2: Convert to fraction form
    137,825.01/190,219.32 = 84,141.27/x
  3. Step 3: Cross multiply
    137,825.01x = 190,219.32 × 84,141.27
  4. Step 4: Simplify right side
    137,825.01x = 16,005,295,163.34
  5. Step 5: Solve for x
    x = 16,005,295,163.34/137,825.01
  6. Step 6: Final answer
    x = 116,127.65

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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.