Home / 141,831.63-212,749.67-42,001.97

Finding the Fourth Proportional to 141,831.63, 212,749.67 and 42,001.97

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Solution

The fourth proportional to 141,831.63, 212,749.67 and 42,001.97 is: 63,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,831.63 : 212,749.67 = 42,001.97 : x
  2. Step 2: Convert to fraction form
    141,831.63/212,749.67 = 42,001.97/x
  3. Step 3: Cross multiply
    141,831.63x = 212,749.67 × 42,001.97
  4. Step 4: Simplify right side
    141,831.63x = 8,935,904,298.11
  5. Step 5: Solve for x
    x = 8,935,904,298.11/141,831.63
  6. Step 6: Final answer
    x = 63,003.61

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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.