Home / 268,434.53-370,442.06-145,927.14

Finding the Fourth Proportional to 268,434.53, 370,442.06 and 145,927.14

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Solution

The fourth proportional to 268,434.53, 370,442.06 and 145,927.14 is: 201,380.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,434.53 : 370,442.06 = 145,927.14 : x
  2. Step 2: Convert to fraction form
    268,434.53/370,442.06 = 145,927.14/x
  3. Step 3: Cross multiply
    268,434.53x = 370,442.06 × 145,927.14
  4. Step 4: Simplify right side
    268,434.53x = 54,057,549,621.87
  5. Step 5: Solve for x
    x = 54,057,549,621.87/268,434.53
  6. Step 6: Final answer
    x = 201,380.76

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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.