Home / 357,844.06-536,831.70-147,367.18

Finding the Fourth Proportional to 357,844.06, 536,831.70 and 147,367.18

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Solution

The fourth proportional to 357,844.06, 536,831.70 and 147,367.18 is: 221,077.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,844.06 : 536,831.70 = 147,367.18 : x
  2. Step 2: Convert to fraction form
    357,844.06/536,831.70 = 147,367.18/x
  3. Step 3: Cross multiply
    357,844.06x = 536,831.70 × 147,367.18
  4. Step 4: Simplify right side
    357,844.06x = 79,111,373,763.61
  5. Step 5: Solve for x
    x = 79,111,373,763.61/357,844.06
  6. Step 6: Final answer
    x = 221,077.79

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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.