Home / 210,759.03-290,829.88-118,873.25

Finding the Fourth Proportional to 210,759.03, 290,829.88 and 118,873.25

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Solution

The fourth proportional to 210,759.03, 290,829.88 and 118,873.25 is: 164,035.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,759.03 : 290,829.88 = 118,873.25 : x
  2. Step 2: Convert to fraction form
    210,759.03/290,829.88 = 118,873.25/x
  3. Step 3: Cross multiply
    210,759.03x = 290,829.88 × 118,873.25
  4. Step 4: Simplify right side
    210,759.03x = 34,571,894,056.97
  5. Step 5: Solve for x
    x = 34,571,894,056.97/210,759.03
  6. Step 6: Final answer
    x = 164,035.17

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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.