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Finding the Fourth Proportional to 283,831.71, 425,643.67 and 94,257.69

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Solution

The fourth proportional to 283,831.71, 425,643.67 and 94,257.69 is: 141,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,831.71 : 425,643.67 = 94,257.69 : x
  2. Step 2: Convert to fraction form
    283,831.71/425,643.67 = 94,257.69/x
  3. Step 3: Cross multiply
    283,831.71x = 425,643.67 × 94,257.69
  4. Step 4: Simplify right side
    283,831.71x = 40,120,189,097.32
  5. Step 5: Solve for x
    x = 40,120,189,097.32/283,831.71
  6. Step 6: Final answer
    x = 141,352.03

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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.