Home / 164,411.70-246,617.55-128,982.30

Finding the Fourth Proportional to 164,411.70, 246,617.55 and 128,982.30

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Solution

The fourth proportional to 164,411.70, 246,617.55 and 128,982.30 is: 193,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,411.70 : 246,617.55 = 128,982.30 : x
  2. Step 2: Convert to fraction form
    164,411.70/246,617.55 = 128,982.30/x
  3. Step 3: Cross multiply
    164,411.70x = 246,617.55 × 128,982.30
  4. Step 4: Simplify right side
    164,411.70x = 31,809,298,819.37
  5. Step 5: Solve for x
    x = 31,809,298,819.37/164,411.70
  6. Step 6: Final answer
    x = 193,473.45

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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.