Home / 268,669.81-370,764.33-147,808.51

Finding the Fourth Proportional to 268,669.81, 370,764.33 and 147,808.51

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Solution

The fourth proportional to 268,669.81, 370,764.33 and 147,808.51 is: 203,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,669.81 : 370,764.33 = 147,808.51 : x
  2. Step 2: Convert to fraction form
    268,669.81/370,764.33 = 147,808.51/x
  3. Step 3: Cross multiply
    268,669.81x = 370,764.33 × 147,808.51
  4. Step 4: Simplify right side
    268,669.81x = 54,802,121,324.63
  5. Step 5: Solve for x
    x = 54,802,121,324.63/268,669.81
  6. Step 6: Final answer
    x = 203,975.74

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1.5x scale

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.