Home / 187,848.36-281,761.61-61,570.98

Finding the Fourth Proportional to 187,848.36, 281,761.61 and 61,570.98

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Solution

The fourth proportional to 187,848.36, 281,761.61 and 61,570.98 is: 92,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,848.36 : 281,761.61 = 61,570.98 : x
  2. Step 2: Convert to fraction form
    187,848.36/281,761.61 = 61,570.98/x
  3. Step 3: Cross multiply
    187,848.36x = 281,761.61 × 61,570.98
  4. Step 4: Simplify right side
    187,848.36x = 17,348,338,146.22
  5. Step 5: Solve for x
    x = 17,348,338,146.22/187,848.36
  6. Step 6: Final answer
    x = 92,352.89

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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.