Home / 265,683.81-366,645.38-158,258.37

Finding the Fourth Proportional to 265,683.81, 366,645.38 and 158,258.37

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Solution

The fourth proportional to 265,683.81, 366,645.38 and 158,258.37 is: 218,397.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,683.81 : 366,645.38 = 158,258.37 : x
  2. Step 2: Convert to fraction form
    265,683.81/366,645.38 = 158,258.37/x
  3. Step 3: Cross multiply
    265,683.81x = 366,645.38 × 158,258.37
  4. Step 4: Simplify right side
    265,683.81x = 58,024,699,415.54
  5. Step 5: Solve for x
    x = 58,024,699,415.54/265,683.81
  6. Step 6: Final answer
    x = 218,397.57

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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.