Home / 151,986.72-209,519.22-106,527.48

Finding the Fourth Proportional to 151,986.72, 209,519.22 and 106,527.48

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Solution

The fourth proportional to 151,986.72, 209,519.22 and 106,527.48 is: 146,852.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,986.72 : 209,519.22 = 106,527.48 : x
  2. Step 2: Convert to fraction form
    151,986.72/209,519.22 = 106,527.48/x
  3. Step 3: Cross multiply
    151,986.72x = 209,519.22 × 106,527.48
  4. Step 4: Simplify right side
    151,986.72x = 22,319,554,518.17
  5. Step 5: Solve for x
    x = 22,319,554,518.17/151,986.72
  6. Step 6: Final answer
    x = 146,852.00

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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.