Home / 147,004.09-220,579.03-58,255.63

Finding the Fourth Proportional to 147,004.09, 220,579.03 and 58,255.63

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Solution

The fourth proportional to 147,004.09, 220,579.03 and 58,255.63 is: 87,412.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,004.09 : 220,579.03 = 58,255.63 : x
  2. Step 2: Convert to fraction form
    147,004.09/220,579.03 = 58,255.63/x
  3. Step 3: Cross multiply
    147,004.09x = 220,579.03 × 58,255.63
  4. Step 4: Simplify right side
    147,004.09x = 12,849,969,878.81
  5. Step 5: Solve for x
    x = 12,849,969,878.81/147,004.09
  6. Step 6: Final answer
    x = 87,412.33

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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.