Home / 268,534.94-370,587.72-147,685.58

Finding the Fourth Proportional to 268,534.94, 370,587.72 and 147,685.58

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Solution

The fourth proportional to 268,534.94, 370,587.72 and 147,685.58 is: 203,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,534.94 : 370,587.72 = 147,685.58 : x
  2. Step 2: Convert to fraction form
    268,534.94/370,587.72 = 147,685.58/x
  3. Step 3: Cross multiply
    268,534.94x = 370,587.72 × 147,685.58
  4. Step 4: Simplify right side
    268,534.94x = 54,730,460,516.14
  5. Step 5: Solve for x
    x = 54,730,460,516.14/268,534.94
  6. Step 6: Final answer
    x = 203,811.32

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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.