Home / 102,026.41-153,039.97-30,949.66

Finding the Fourth Proportional to 102,026.41, 153,039.97 and 30,949.66

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Solution

The fourth proportional to 102,026.41, 153,039.97 and 30,949.66 is: 46,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,026.41 : 153,039.97 = 30,949.66 : x
  2. Step 2: Convert to fraction form
    102,026.41/153,039.97 = 30,949.66/x
  3. Step 3: Cross multiply
    102,026.41x = 153,039.97 × 30,949.66
  4. Step 4: Simplify right side
    102,026.41x = 4,736,535,037.91
  5. Step 5: Solve for x
    x = 4,736,535,037.91/102,026.41
  6. Step 6: Final answer
    x = 46,424.60

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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.