Home / 141,051.48-211,442.26-52,281.12

Finding the Fourth Proportional to 141,051.48, 211,442.26 and 52,281.12

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Solution

The fourth proportional to 141,051.48, 211,442.26 and 52,281.12 is: 78,371.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,051.48 : 211,442.26 = 52,281.12 : x
  2. Step 2: Convert to fraction form
    141,051.48/211,442.26 = 52,281.12/x
  3. Step 3: Cross multiply
    141,051.48x = 211,442.26 × 52,281.12
  4. Step 4: Simplify right side
    141,051.48x = 11,054,438,168.13
  5. Step 5: Solve for x
    x = 11,054,438,168.13/141,051.48
  6. Step 6: Final answer
    x = 78,371.66

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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.