Home / 187,420.26-281,045.88-92,613.47

Finding the Fourth Proportional to 187,420.26, 281,045.88 and 92,613.47

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Solution

The fourth proportional to 187,420.26, 281,045.88 and 92,613.47 is: 138,878.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,420.26 : 281,045.88 = 92,613.47 : x
  2. Step 2: Convert to fraction form
    187,420.26/281,045.88 = 92,613.47/x
  3. Step 3: Cross multiply
    187,420.26x = 281,045.88 × 92,613.47
  4. Step 4: Simplify right side
    187,420.26x = 26,028,632,770.77
  5. Step 5: Solve for x
    x = 26,028,632,770.77/187,420.26
  6. Step 6: Final answer
    x = 138,878.44

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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.