Home / 158,711.04-238,081.92-46,388.72

Finding the Fourth Proportional to 158,711.04, 238,081.92 and 46,388.72

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Solution

The fourth proportional to 158,711.04, 238,081.92 and 46,388.72 is: 69,587.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,711.04 : 238,081.92 = 46,388.72 : x
  2. Step 2: Convert to fraction form
    158,711.04/238,081.92 = 46,388.72/x
  3. Step 3: Cross multiply
    158,711.04x = 238,081.92 × 46,388.72
  4. Step 4: Simplify right side
    158,711.04x = 11,044,315,523.94
  5. Step 5: Solve for x
    x = 11,044,315,523.94/158,711.04
  6. Step 6: Final answer
    x = 69,587.57

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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.