Home / 107,256.07-148,034.91-61,941.43

Finding the Fourth Proportional to 107,256.07, 148,034.91 and 61,941.43

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Solution

The fourth proportional to 107,256.07, 148,034.91 and 61,941.43 is: 85,491.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,256.07 : 148,034.91 = 61,941.43 : x
  2. Step 2: Convert to fraction form
    107,256.07/148,034.91 = 61,941.43/x
  3. Step 3: Cross multiply
    107,256.07x = 148,034.91 × 61,941.43
  4. Step 4: Simplify right side
    107,256.07x = 9,169,494,015.32
  5. Step 5: Solve for x
    x = 9,169,494,015.32/107,256.07
  6. Step 6: Final answer
    x = 85,491.61

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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.