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Finding the Fourth Proportional to 141,466.86, 211,915.37 and 65,458.28

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Solution

The fourth proportional to 141,466.86, 211,915.37 and 65,458.28 is: 98,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,466.86 : 211,915.37 = 65,458.28 : x
  2. Step 2: Convert to fraction form
    141,466.86/211,915.37 = 65,458.28/x
  3. Step 3: Cross multiply
    141,466.86x = 211,915.37 × 65,458.28
  4. Step 4: Simplify right side
    141,466.86x = 13,871,614,238.90
  5. Step 5: Solve for x
    x = 13,871,614,238.90/141,466.86
  6. Step 6: Final answer
    x = 98,055.57

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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.