Home / 105,681.36-145,837.26-60,358.41

Finding the Fourth Proportional to 105,681.36, 145,837.26 and 60,358.41

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Solution

The fourth proportional to 105,681.36, 145,837.26 and 60,358.41 is: 83,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,681.36 : 145,837.26 = 60,358.41 : x
  2. Step 2: Convert to fraction form
    105,681.36/145,837.26 = 60,358.41/x
  3. Step 3: Cross multiply
    105,681.36x = 145,837.26 × 60,358.41
  4. Step 4: Simplify right side
    105,681.36x = 8,802,505,132.36
  5. Step 5: Solve for x
    x = 8,802,505,132.36/105,681.36
  6. Step 6: Final answer
    x = 83,292.88

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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.