Home / 164,109.72-246,609.30-89,285.16

Finding the Fourth Proportional to 164,109.72, 246,609.30 and 89,285.16

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Solution

The fourth proportional to 164,109.72, 246,609.30 and 89,285.16 is: 134,169.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,109.72 : 246,609.30 = 89,285.16 : x
  2. Step 2: Convert to fraction form
    164,109.72/246,609.30 = 89,285.16/x
  3. Step 3: Cross multiply
    164,109.72x = 246,609.30 × 89,285.16
  4. Step 4: Simplify right side
    164,109.72x = 22,018,550,807.99
  5. Step 5: Solve for x
    x = 22,018,550,807.99/164,109.72
  6. Step 6: Final answer
    x = 134,169.69

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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.