Home / 187,430.55-281,145.83-124,444.95

Finding the Fourth Proportional to 187,430.55, 281,145.83 and 124,444.95

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Solution

The fourth proportional to 187,430.55, 281,145.83 and 124,444.95 is: 186,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,430.55 : 281,145.83 = 124,444.95 : x
  2. Step 2: Convert to fraction form
    187,430.55/281,145.83 = 124,444.95/x
  3. Step 3: Cross multiply
    187,430.55x = 281,145.83 × 124,444.95
  4. Step 4: Simplify right side
    187,430.55x = 34,987,178,134.83
  5. Step 5: Solve for x
    x = 34,987,178,134.83/187,430.55
  6. Step 6: Final answer
    x = 186,667.43

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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.