Home / 126,802.42-175,169.61-101,275.27

Finding the Fourth Proportional to 126,802.42, 175,169.61 and 101,275.27

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Solution

The fourth proportional to 126,802.42, 175,169.61 and 101,275.27 is: 139,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,802.42 : 175,169.61 = 101,275.27 : x
  2. Step 2: Convert to fraction form
    126,802.42/175,169.61 = 101,275.27/x
  3. Step 3: Cross multiply
    126,802.42x = 175,169.61 × 101,275.27
  4. Step 4: Simplify right side
    126,802.42x = 17,740,349,295.36
  5. Step 5: Solve for x
    x = 17,740,349,295.36/126,802.42
  6. Step 6: Final answer
    x = 139,905.45

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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.