Home / 210,544.48-290,539.14-115,051.96

Finding the Fourth Proportional to 210,544.48, 290,539.14 and 115,051.96

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Solution

The fourth proportional to 210,544.48, 290,539.14 and 115,051.96 is: 158,765.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,544.48 : 290,539.14 = 115,051.96 : x
  2. Step 2: Convert to fraction form
    210,544.48/290,539.14 = 115,051.96/x
  3. Step 3: Cross multiply
    210,544.48x = 290,539.14 × 115,051.96
  4. Step 4: Simplify right side
    210,544.48x = 33,427,097,513.71
  5. Step 5: Solve for x
    x = 33,427,097,513.71/210,544.48
  6. Step 6: Final answer
    x = 158,765.01

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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.