Home / 187,887.48-281,841.12-47,647.32

Finding the Fourth Proportional to 187,887.48, 281,841.12 and 47,647.32

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Solution

The fourth proportional to 187,887.48, 281,841.12 and 47,647.32 is: 71,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,887.48 : 281,841.12 = 47,647.32 : x
  2. Step 2: Convert to fraction form
    187,887.48/281,841.12 = 47,647.32/x
  3. Step 3: Cross multiply
    187,887.48x = 281,841.12 × 47,647.32
  4. Step 4: Simplify right side
    187,887.48x = 13,428,974,033.80
  5. Step 5: Solve for x
    x = 13,428,974,033.80/187,887.48
  6. Step 6: Final answer
    x = 71,473.49

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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.