Home / 126,995.24-190,373.63-42,696.47

Finding the Fourth Proportional to 126,995.24, 190,373.63 and 42,696.47

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Solution

The fourth proportional to 126,995.24, 190,373.63 and 42,696.47 is: 64,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,995.24 : 190,373.63 = 42,696.47 : x
  2. Step 2: Convert to fraction form
    126,995.24/190,373.63 = 42,696.47/x
  3. Step 3: Cross multiply
    126,995.24x = 190,373.63 × 42,696.47
  4. Step 4: Simplify right side
    126,995.24x = 8,128,281,030.22
  5. Step 5: Solve for x
    x = 8,128,281,030.22/126,995.24
  6. Step 6: Final answer
    x = 64,004.61

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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.