Home / 53,012.41-73,155.49-29,139.01

Finding the Fourth Proportional to 53,012.41, 73,155.49 and 29,139.01

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Solution

The fourth proportional to 53,012.41, 73,155.49 and 29,139.01 is: 40,210.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,012.41 : 73,155.49 = 29,139.01 : x
  2. Step 2: Convert to fraction form
    53,012.41/73,155.49 = 29,139.01/x
  3. Step 3: Cross multiply
    53,012.41x = 73,155.49 × 29,139.01
  4. Step 4: Simplify right side
    53,012.41x = 2,131,678,554.66
  5. Step 5: Solve for x
    x = 2,131,678,554.66/53,012.41
  6. Step 6: Final answer
    x = 40,210.93

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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.