Home / 187,631.40-281,447.10-94,103.40

Finding the Fourth Proportional to 187,631.40, 281,447.10 and 94,103.40

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Solution

The fourth proportional to 187,631.40, 281,447.10 and 94,103.40 is: 141,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,631.40 : 281,447.10 = 94,103.40 : x
  2. Step 2: Convert to fraction form
    187,631.40/281,447.10 = 94,103.40/x
  3. Step 3: Cross multiply
    187,631.40x = 281,447.10 × 94,103.40
  4. Step 4: Simplify right side
    187,631.40x = 26,485,129,030.14
  5. Step 5: Solve for x
    x = 26,485,129,030.14/187,631.40
  6. Step 6: Final answer
    x = 141,155.10

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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.