Home / 187,547.94-281,313.27-54,425.52

Finding the Fourth Proportional to 187,547.94, 281,313.27 and 54,425.52

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Solution

The fourth proportional to 187,547.94, 281,313.27 and 54,425.52 is: 81,635.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,547.94 : 281,313.27 = 54,425.52 : x
  2. Step 2: Convert to fraction form
    187,547.94/281,313.27 = 54,425.52/x
  3. Step 3: Cross multiply
    187,547.94x = 281,313.27 × 54,425.52
  4. Step 4: Simplify right side
    187,547.94x = 15,310,621,002.65
  5. Step 5: Solve for x
    x = 15,310,621,002.65/187,547.94
  6. Step 6: Final answer
    x = 81,635.77

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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.