Home / 187,352.72-281,010.84-103,085.18

Finding the Fourth Proportional to 187,352.72, 281,010.84 and 103,085.18

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Solution

The fourth proportional to 187,352.72, 281,010.84 and 103,085.18 is: 154,617.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,352.72 : 281,010.84 = 103,085.18 : x
  2. Step 2: Convert to fraction form
    187,352.72/281,010.84 = 103,085.18/x
  3. Step 3: Cross multiply
    187,352.72x = 281,010.84 × 103,085.18
  4. Step 4: Simplify right side
    187,352.72x = 28,968,053,023.35
  5. Step 5: Solve for x
    x = 28,968,053,023.35/187,352.72
  6. Step 6: Final answer
    x = 154,617.73

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1.5x scale

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.