Home / 152,111.44-228,146.91-39,782.71

Finding the Fourth Proportional to 152,111.44, 228,146.91 and 39,782.71

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Solution

The fourth proportional to 152,111.44, 228,146.91 and 39,782.71 is: 59,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,111.44 : 228,146.91 = 39,782.71 : x
  2. Step 2: Convert to fraction form
    152,111.44/228,146.91 = 39,782.71/x
  3. Step 3: Cross multiply
    152,111.44x = 228,146.91 × 39,782.71
  4. Step 4: Simplify right side
    152,111.44x = 9,076,302,357.93
  5. Step 5: Solve for x
    x = 9,076,302,357.93/152,111.44
  6. Step 6: Final answer
    x = 59,668.77

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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.