Home / 187,409.94-281,030.40-92,603.14

Finding the Fourth Proportional to 187,409.94, 281,030.40 and 92,603.14

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Solution

The fourth proportional to 187,409.94, 281,030.40 and 92,603.14 is: 138,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,409.94 : 281,030.40 = 92,603.14 : x
  2. Step 2: Convert to fraction form
    187,409.94/281,030.40 = 92,603.14/x
  3. Step 3: Cross multiply
    187,409.94x = 281,030.40 × 92,603.14
  4. Step 4: Simplify right side
    187,409.94x = 26,024,297,475.46
  5. Step 5: Solve for x
    x = 26,024,297,475.46/187,409.94
  6. Step 6: Final answer
    x = 138,862.95

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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.