Home / 240,127.07-359,904.31-111,871.31

Finding the Fourth Proportional to 240,127.07, 359,904.31 and 111,871.31

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Solution

The fourth proportional to 240,127.07, 359,904.31 and 111,871.31 is: 167,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,127.07 : 359,904.31 = 111,871.31 : x
  2. Step 2: Convert to fraction form
    240,127.07/359,904.31 = 111,871.31/x
  3. Step 3: Cross multiply
    240,127.07x = 359,904.31 × 111,871.31
  4. Step 4: Simplify right side
    240,127.07x = 40,262,964,555.15
  5. Step 5: Solve for x
    x = 40,262,964,555.15/240,127.07
  6. Step 6: Final answer
    x = 167,673.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.