Home / 82,920.41-114,448.62-52,699.85

Finding the Fourth Proportional to 82,920.41, 114,448.62 and 52,699.85

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Solution

The fourth proportional to 82,920.41, 114,448.62 and 52,699.85 is: 72,737.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,920.41 : 114,448.62 = 52,699.85 : x
  2. Step 2: Convert to fraction form
    82,920.41/114,448.62 = 52,699.85/x
  3. Step 3: Cross multiply
    82,920.41x = 114,448.62 × 52,699.85
  4. Step 4: Simplify right side
    82,920.41x = 6,031,425,106.71
  5. Step 5: Solve for x
    x = 6,031,425,106.71/82,920.41
  6. Step 6: Final answer
    x = 72,737.52

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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.