Home / 126,792.66-190,207.54-38,053.18

Finding the Fourth Proportional to 126,792.66, 190,207.54 and 38,053.18

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Solution

The fourth proportional to 126,792.66, 190,207.54 and 38,053.18 is: 57,085.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,792.66 : 190,207.54 = 38,053.18 : x
  2. Step 2: Convert to fraction form
    126,792.66/190,207.54 = 38,053.18/x
  3. Step 3: Cross multiply
    126,792.66x = 190,207.54 × 38,053.18
  4. Step 4: Simplify right side
    126,792.66x = 7,238,001,756.98
  5. Step 5: Solve for x
    x = 7,238,001,756.98/126,792.66
  6. Step 6: Final answer
    x = 57,085.34

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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.