Home / 268,320.24-370,260.24-155,150.28

Finding the Fourth Proportional to 268,320.24, 370,260.24 and 155,150.28

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Solution

The fourth proportional to 268,320.24, 370,260.24 and 155,150.28 is: 214,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,320.24 : 370,260.24 = 155,150.28 : x
  2. Step 2: Convert to fraction form
    268,320.24/370,260.24 = 155,150.28/x
  3. Step 3: Cross multiply
    268,320.24x = 370,260.24 × 155,150.28
  4. Step 4: Simplify right side
    268,320.24x = 57,445,979,908.87
  5. Step 5: Solve for x
    x = 57,445,979,908.87/268,320.24
  6. Step 6: Final answer
    x = 214,094.84

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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.