Home / 126,938.16-190,412.46-104,710.14

Finding the Fourth Proportional to 126,938.16, 190,412.46 and 104,710.14

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Solution

The fourth proportional to 126,938.16, 190,412.46 and 104,710.14 is: 157,069.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,938.16 : 190,412.46 = 104,710.14 : x
  2. Step 2: Convert to fraction form
    126,938.16/190,412.46 = 104,710.14/x
  3. Step 3: Cross multiply
    126,938.16x = 190,412.46 × 104,710.14
  4. Step 4: Simplify right side
    126,938.16x = 19,938,115,344.34
  5. Step 5: Solve for x
    x = 19,938,115,344.34/126,938.16
  6. Step 6: Final answer
    x = 157,069.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.