Home / 145,717.41-218,576.51-40,536.39

Finding the Fourth Proportional to 145,717.41, 218,576.51 and 40,536.39

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Solution

The fourth proportional to 145,717.41, 218,576.51 and 40,536.39 is: 60,804.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,717.41 : 218,576.51 = 40,536.39 : x
  2. Step 2: Convert to fraction form
    145,717.41/218,576.51 = 40,536.39/x
  3. Step 3: Cross multiply
    145,717.41x = 218,576.51 × 40,536.39
  4. Step 4: Simplify right side
    145,717.41x = 8,860,302,451.52
  5. Step 5: Solve for x
    x = 8,860,302,451.52/145,717.41
  6. Step 6: Final answer
    x = 60,804.69

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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.