Home / 187,734.58-281,342.67-152,742.58

Finding the Fourth Proportional to 187,734.58, 281,342.67 and 152,742.58

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Solution

The fourth proportional to 187,734.58, 281,342.67 and 152,742.58 is: 228,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,734.58 : 281,342.67 = 152,742.58 : x
  2. Step 2: Convert to fraction form
    187,734.58/281,342.67 = 152,742.58/x
  3. Step 3: Cross multiply
    187,734.58x = 281,342.67 × 152,742.58
  4. Step 4: Simplify right side
    187,734.58x = 42,973,005,279.89
  5. Step 5: Solve for x
    x = 42,973,005,279.89/187,734.58
  6. Step 6: Final answer
    x = 228,902.98

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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.