Home / 134,365.22-185,428.40-73,940.24

Finding the Fourth Proportional to 134,365.22, 185,428.40 and 73,940.24

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Solution

The fourth proportional to 134,365.22, 185,428.40 and 73,940.24 is: 102,039.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,365.22 : 185,428.40 = 73,940.24 : x
  2. Step 2: Convert to fraction form
    134,365.22/185,428.40 = 73,940.24/x
  3. Step 3: Cross multiply
    134,365.22x = 185,428.40 × 73,940.24
  4. Step 4: Simplify right side
    134,365.22x = 13,710,619,101.97
  5. Step 5: Solve for x
    x = 13,710,619,101.97/134,365.22
  6. Step 6: Final answer
    x = 102,039.94

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1.5x scale

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.