Home / 289,831.87-399,972.08-175,094.56

Finding the Fourth Proportional to 289,831.87, 399,972.08 and 175,094.56

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Solution

The fourth proportional to 289,831.87, 399,972.08 and 175,094.56 is: 241,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,831.87 : 399,972.08 = 175,094.56 : x
  2. Step 2: Convert to fraction form
    289,831.87/399,972.08 = 175,094.56/x
  3. Step 3: Cross multiply
    289,831.87x = 399,972.08 × 175,094.56
  4. Step 4: Simplify right side
    289,831.87x = 70,032,935,312.68
  5. Step 5: Solve for x
    x = 70,032,935,312.68/289,831.87
  6. Step 6: Final answer
    x = 241,632.97

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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.