Home / 134,683.60-185,858.52-73,428.48

Finding the Fourth Proportional to 134,683.60, 185,858.52 and 73,428.48

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Solution

The fourth proportional to 134,683.60, 185,858.52 and 73,428.48 is: 101,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,683.60 : 185,858.52 = 73,428.48 : x
  2. Step 2: Convert to fraction form
    134,683.60/185,858.52 = 73,428.48/x
  3. Step 3: Cross multiply
    134,683.60x = 185,858.52 × 73,428.48
  4. Step 4: Simplify right side
    134,683.60x = 13,647,308,618.65
  5. Step 5: Solve for x
    x = 13,647,308,618.65/134,683.60
  6. Step 6: Final answer
    x = 101,328.66

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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.