Home / 229,326.03-316,619.80-148,982.53

Finding the Fourth Proportional to 229,326.03, 316,619.80 and 148,982.53

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Solution

The fourth proportional to 229,326.03, 316,619.80 and 148,982.53 is: 205,693.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,326.03 : 316,619.80 = 148,982.53 : x
  2. Step 2: Convert to fraction form
    229,326.03/316,619.80 = 148,982.53/x
  3. Step 3: Cross multiply
    229,326.03x = 316,619.80 × 148,982.53
  4. Step 4: Simplify right side
    229,326.03x = 47,170,818,852.09
  5. Step 5: Solve for x
    x = 47,170,818,852.09/229,326.03
  6. Step 6: Final answer
    x = 205,693.26

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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.