Home / 142,054.02-195,951.87-91,048.68

Finding the Fourth Proportional to 142,054.02, 195,951.87 and 91,048.68

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Solution

The fourth proportional to 142,054.02, 195,951.87 and 91,048.68 is: 125,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,054.02 : 195,951.87 = 91,048.68 : x
  2. Step 2: Convert to fraction form
    142,054.02/195,951.87 = 91,048.68/x
  3. Step 3: Cross multiply
    142,054.02x = 195,951.87 × 91,048.68
  4. Step 4: Simplify right side
    142,054.02x = 17,841,159,107.03
  5. Step 5: Solve for x
    x = 17,841,159,107.03/142,054.02
  6. Step 6: Final answer
    x = 125,594.19

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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.