Home / 53,382.02-73,582.34-42,033.51

Finding the Fourth Proportional to 53,382.02, 73,582.34 and 42,033.51

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Solution

The fourth proportional to 53,382.02, 73,582.34 and 42,033.51 is: 57,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,382.02 : 73,582.34 = 42,033.51 : x
  2. Step 2: Convert to fraction form
    53,382.02/73,582.34 = 42,033.51/x
  3. Step 3: Cross multiply
    53,382.02x = 73,582.34 × 42,033.51
  4. Step 4: Simplify right side
    53,382.02x = 3,092,923,814.05
  5. Step 5: Solve for x
    x = 3,092,923,814.05/53,382.02
  6. Step 6: Final answer
    x = 57,939.44

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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.