Home / 124,256.69-186,385.03-30,762.44

Finding the Fourth Proportional to 124,256.69, 186,385.03 and 30,762.44

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Solution

The fourth proportional to 124,256.69, 186,385.03 and 30,762.44 is: 46,143.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,256.69 : 186,385.03 = 30,762.44 : x
  2. Step 2: Convert to fraction form
    124,256.69/186,385.03 = 30,762.44/x
  3. Step 3: Cross multiply
    124,256.69x = 186,385.03 × 30,762.44
  4. Step 4: Simplify right side
    124,256.69x = 5,733,658,302.27
  5. Step 5: Solve for x
    x = 5,733,658,302.27/124,256.69
  6. Step 6: Final answer
    x = 46,143.66

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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.