Home / 143,315.90-197,831.06-95,551.82

Finding the Fourth Proportional to 143,315.90, 197,831.06 and 95,551.82

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Solution

The fourth proportional to 143,315.90, 197,831.06 and 95,551.82 is: 131,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,315.90 : 197,831.06 = 95,551.82 : x
  2. Step 2: Convert to fraction form
    143,315.90/197,831.06 = 95,551.82/x
  3. Step 3: Cross multiply
    143,315.90x = 197,831.06 × 95,551.82
  4. Step 4: Simplify right side
    143,315.90x = 18,903,116,368.61
  5. Step 5: Solve for x
    x = 18,903,116,368.61/143,315.90
  6. Step 6: Final answer
    x = 131,898.25

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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.