Home / 187,865.40-259,280.84-116,268.52

Finding the Fourth Proportional to 187,865.40, 259,280.84 and 116,268.52

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Solution

The fourth proportional to 187,865.40, 259,280.84 and 116,268.52 is: 160,467.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,865.40 : 259,280.84 = 116,268.52 : x
  2. Step 2: Convert to fraction form
    187,865.40/259,280.84 = 116,268.52/x
  3. Step 3: Cross multiply
    187,865.40x = 259,280.84 × 116,268.52
  4. Step 4: Simplify right side
    187,865.40x = 30,146,199,531.16
  5. Step 5: Solve for x
    x = 30,146,199,531.16/187,865.40
  6. Step 6: Final answer
    x = 160,467.01

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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.