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Finding the Fourth Proportional to 163,903.44, 245,495.50 and 135,501.60

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Solution

The fourth proportional to 163,903.44, 245,495.50 and 135,501.60 is: 202,955.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,903.44 : 245,495.50 = 135,501.60 : x
  2. Step 2: Convert to fraction form
    163,903.44/245,495.50 = 135,501.60/x
  3. Step 3: Cross multiply
    163,903.44x = 245,495.50 × 135,501.60
  4. Step 4: Simplify right side
    163,903.44x = 33,265,033,042.80
  5. Step 5: Solve for x
    x = 33,265,033,042.80/163,903.44
  6. Step 6: Final answer
    x = 202,955.06

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1.5x scale

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.