Home / 187,640.16-281,489.40-63,010.32

Finding the Fourth Proportional to 187,640.16, 281,489.40 and 63,010.32

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Solution

The fourth proportional to 187,640.16, 281,489.40 and 63,010.32 is: 94,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,640.16 : 281,489.40 = 63,010.32 : x
  2. Step 2: Convert to fraction form
    187,640.16/281,489.40 = 63,010.32/x
  3. Step 3: Cross multiply
    187,640.16x = 281,489.40 × 63,010.32
  4. Step 4: Simplify right side
    187,640.16x = 17,736,736,115.02
  5. Step 5: Solve for x
    x = 17,736,736,115.02/187,640.16
  6. Step 6: Final answer
    x = 94,525.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.