Home / 163,976.60-245,964.90-134,816.60

Finding the Fourth Proportional to 163,976.60, 245,964.90 and 134,816.60

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Solution

The fourth proportional to 163,976.60, 245,964.90 and 134,816.60 is: 202,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,976.60 : 245,964.90 = 134,816.60 : x
  2. Step 2: Convert to fraction form
    163,976.60/245,964.90 = 134,816.60/x
  3. Step 3: Cross multiply
    163,976.60x = 245,964.90 × 134,816.60
  4. Step 4: Simplify right side
    163,976.60x = 33,160,151,537.34
  5. Step 5: Solve for x
    x = 33,160,151,537.34/163,976.60
  6. Step 6: Final answer
    x = 202,224.90

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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.