Home / 141,252.72-211,827.16-56,990.36

Finding the Fourth Proportional to 141,252.72, 211,827.16 and 56,990.36

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Solution

The fourth proportional to 141,252.72, 211,827.16 and 56,990.36 is: 85,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,252.72 : 211,827.16 = 56,990.36 : x
  2. Step 2: Convert to fraction form
    141,252.72/211,827.16 = 56,990.36/x
  3. Step 3: Cross multiply
    141,252.72x = 211,827.16 × 56,990.36
  4. Step 4: Simplify right side
    141,252.72x = 12,072,106,106.18
  5. Step 5: Solve for x
    x = 12,072,106,106.18/141,252.72
  6. Step 6: Final answer
    x = 85,464.59

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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.