Home / 268,161.29-402,111.93-155,873.83

Finding the Fourth Proportional to 268,161.29, 402,111.93 and 155,873.83

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Solution

The fourth proportional to 268,161.29, 402,111.93 and 155,873.83 is: 233,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,161.29 : 402,111.93 = 155,873.83 : x
  2. Step 2: Convert to fraction form
    268,161.29/402,111.93 = 155,873.83/x
  3. Step 3: Cross multiply
    268,161.29x = 402,111.93 × 155,873.83
  4. Step 4: Simplify right side
    268,161.29x = 62,678,726,617.79
  5. Step 5: Solve for x
    x = 62,678,726,617.79/268,161.29
  6. Step 6: Final answer
    x = 233,735.18

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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.