Home / 134,348.07-185,400.32-73,917.39

Finding the Fourth Proportional to 134,348.07, 185,400.32 and 73,917.39

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Solution

The fourth proportional to 134,348.07, 185,400.32 and 73,917.39 is: 102,005.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,348.07 : 185,400.32 = 73,917.39 : x
  2. Step 2: Convert to fraction form
    134,348.07/185,400.32 = 73,917.39/x
  3. Step 3: Cross multiply
    134,348.07x = 185,400.32 × 73,917.39
  4. Step 4: Simplify right side
    134,348.07x = 13,704,307,389.98
  5. Step 5: Solve for x
    x = 13,704,307,389.98/134,348.07
  6. Step 6: Final answer
    x = 102,005.99

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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.