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Finding the Fourth Proportional to 241,400.88, 333,056.13 and 139,412.88

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Solution

The fourth proportional to 241,400.88, 333,056.13 and 139,412.88 is: 192,345.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,400.88 : 333,056.13 = 139,412.88 : x
  2. Step 2: Convert to fraction form
    241,400.88/333,056.13 = 139,412.88/x
  3. Step 3: Cross multiply
    241,400.88x = 333,056.13 × 139,412.88
  4. Step 4: Simplify right side
    241,400.88x = 46,432,314,284.95
  5. Step 5: Solve for x
    x = 46,432,314,284.95/241,400.88
  6. Step 6: Final answer
    x = 192,345.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.