Home / 54,802.09-75,619.29-30,600.10

Finding the Fourth Proportional to 54,802.09, 75,619.29 and 30,600.10

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Solution

The fourth proportional to 54,802.09, 75,619.29 and 30,600.10 is: 42,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,802.09 : 75,619.29 = 30,600.10 : x
  2. Step 2: Convert to fraction form
    54,802.09/75,619.29 = 30,600.10/x
  3. Step 3: Cross multiply
    54,802.09x = 75,619.29 × 30,600.10
  4. Step 4: Simplify right side
    54,802.09x = 2,313,957,761.63
  5. Step 5: Solve for x
    x = 2,313,957,761.63/54,802.09
  6. Step 6: Final answer
    x = 42,223.90

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1.5x scale

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.