Home / 261,941.47-392,583.44-112,005.41

Finding the Fourth Proportional to 261,941.47, 392,583.44 and 112,005.41

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Solution

The fourth proportional to 261,941.47, 392,583.44 and 112,005.41 is: 167,867.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,941.47 : 392,583.44 = 112,005.41 : x
  2. Step 2: Convert to fraction form
    261,941.47/392,583.44 = 112,005.41/x
  3. Step 3: Cross multiply
    261,941.47x = 392,583.44 × 112,005.41
  4. Step 4: Simplify right side
    261,941.47x = 43,971,467,473.51
  5. Step 5: Solve for x
    x = 43,971,467,473.51/261,941.47
  6. Step 6: Final answer
    x = 167,867.53

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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.