Home / 191,831.36-264,727.44-106,946.72

Finding the Fourth Proportional to 191,831.36, 264,727.44 and 106,946.72

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Solution

The fourth proportional to 191,831.36, 264,727.44 and 106,946.72 is: 147,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,831.36 : 264,727.44 = 106,946.72 : x
  2. Step 2: Convert to fraction form
    191,831.36/264,727.44 = 106,946.72/x
  3. Step 3: Cross multiply
    191,831.36x = 264,727.44 × 106,946.72
  4. Step 4: Simplify right side
    191,831.36x = 28,311,731,402.00
  5. Step 5: Solve for x
    x = 28,311,731,402.00/191,831.36
  6. Step 6: Final answer
    x = 147,586.56

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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.