Home / 233,742.48-322,564.74-126,312.54

Finding the Fourth Proportional to 233,742.48, 322,564.74 and 126,312.54

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Solution

The fourth proportional to 233,742.48, 322,564.74 and 126,312.54 is: 174,311.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,742.48 : 322,564.74 = 126,312.54 : x
  2. Step 2: Convert to fraction form
    233,742.48/322,564.74 = 126,312.54/x
  3. Step 3: Cross multiply
    233,742.48x = 322,564.74 × 126,312.54
  4. Step 4: Simplify right side
    233,742.48x = 40,743,971,623.84
  5. Step 5: Solve for x
    x = 40,743,971,623.84/233,742.48
  6. Step 6: Final answer
    x = 174,311.37

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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.