Home / 147,258.22-203,210.61-89,993.29

Finding the Fourth Proportional to 147,258.22, 203,210.61 and 89,993.29

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Solution

The fourth proportional to 147,258.22, 203,210.61 and 89,993.29 is: 124,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,258.22 : 203,210.61 = 89,993.29 : x
  2. Step 2: Convert to fraction form
    147,258.22/203,210.61 = 89,993.29/x
  3. Step 3: Cross multiply
    147,258.22x = 203,210.61 × 89,993.29
  4. Step 4: Simplify right side
    147,258.22x = 18,287,591,356.81
  5. Step 5: Solve for x
    x = 18,287,591,356.81/147,258.22
  6. Step 6: Final answer
    x = 124,187.24

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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.