Home / 141,831.02-212,771.76-47,066.87

Finding the Fourth Proportional to 141,831.02, 212,771.76 and 47,066.87

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Solution

The fourth proportional to 141,831.02, 212,771.76 and 47,066.87 is: 70,608.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,831.02 : 212,771.76 = 47,066.87 : x
  2. Step 2: Convert to fraction form
    141,831.02/212,771.76 = 47,066.87/x
  3. Step 3: Cross multiply
    141,831.02x = 212,771.76 × 47,066.87
  4. Step 4: Simplify right side
    141,831.02x = 10,014,500,767.59
  5. Step 5: Solve for x
    x = 10,014,500,767.59/141,831.02
  6. Step 6: Final answer
    x = 70,608.68

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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.