Home / 187,559.58-281,364.09-61,155.45

Finding the Fourth Proportional to 187,559.58, 281,364.09 and 61,155.45

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Solution

The fourth proportional to 187,559.58, 281,364.09 and 61,155.45 is: 91,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,559.58 : 281,364.09 = 61,155.45 : x
  2. Step 2: Convert to fraction form
    187,559.58/281,364.09 = 61,155.45/x
  3. Step 3: Cross multiply
    187,559.58x = 281,364.09 × 61,155.45
  4. Step 4: Simplify right side
    187,559.58x = 17,206,947,537.79
  5. Step 5: Solve for x
    x = 17,206,947,537.79/187,559.58
  6. Step 6: Final answer
    x = 91,741.24

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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.