Home / 186,772.24-278,701.60-166,643.34

Finding the Fourth Proportional to 186,772.24, 278,701.60 and 166,643.34

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Solution

The fourth proportional to 186,772.24, 278,701.60 and 166,643.34 is: 248,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,772.24 : 278,701.60 = 166,643.34 : x
  2. Step 2: Convert to fraction form
    186,772.24/278,701.60 = 166,643.34/x
  3. Step 3: Cross multiply
    186,772.24x = 278,701.60 × 166,643.34
  4. Step 4: Simplify right side
    186,772.24x = 46,443,765,487.34
  5. Step 5: Solve for x
    x = 46,443,765,487.34/186,772.24
  6. Step 6: Final answer
    x = 248,665.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.