Home / 58,977.51-81,390.41-32,121.47

Finding the Fourth Proportional to 58,977.51, 81,390.41 and 32,121.47

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Solution

The fourth proportional to 58,977.51, 81,390.41 and 32,121.47 is: 44,328.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,977.51 : 81,390.41 = 32,121.47 : x
  2. Step 2: Convert to fraction form
    58,977.51/81,390.41 = 32,121.47/x
  3. Step 3: Cross multiply
    58,977.51x = 81,390.41 × 32,121.47
  4. Step 4: Simplify right side
    58,977.51x = 2,614,379,045.54
  5. Step 5: Solve for x
    x = 2,614,379,045.54/58,977.51
  6. Step 6: Final answer
    x = 44,328.41

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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.