Home / 142,160.96-196,260.92-96,905.44

Finding the Fourth Proportional to 142,160.96, 196,260.92 and 96,905.44

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Solution

The fourth proportional to 142,160.96, 196,260.92 and 96,905.44 is: 133,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,160.96 : 196,260.92 = 96,905.44 : x
  2. Step 2: Convert to fraction form
    142,160.96/196,260.92 = 96,905.44/x
  3. Step 3: Cross multiply
    142,160.96x = 196,260.92 × 96,905.44
  4. Step 4: Simplify right side
    142,160.96x = 19,018,750,924.71
  5. Step 5: Solve for x
    x = 19,018,750,924.71/142,160.96
  6. Step 6: Final answer
    x = 133,783.22

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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.