Home / 134,257.50-185,271.42-73,828.08

Finding the Fourth Proportional to 134,257.50, 185,271.42 and 73,828.08

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Solution

The fourth proportional to 134,257.50, 185,271.42 and 73,828.08 is: 101,880.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,257.50 : 185,271.42 = 73,828.08 : x
  2. Step 2: Convert to fraction form
    134,257.50/185,271.42 = 73,828.08/x
  3. Step 3: Cross multiply
    134,257.50x = 185,271.42 × 73,828.08
  4. Step 4: Simplify right side
    134,257.50x = 13,678,233,217.47
  5. Step 5: Solve for x
    x = 13,678,233,217.47/134,257.50
  6. Step 6: Final answer
    x = 101,880.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.