Home / 104,419.41-144,095.13-56,671.80

Finding the Fourth Proportional to 104,419.41, 144,095.13 and 56,671.80

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Solution

The fourth proportional to 104,419.41, 144,095.13 and 56,671.80 is: 78,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,419.41 : 144,095.13 = 56,671.80 : x
  2. Step 2: Convert to fraction form
    104,419.41/144,095.13 = 56,671.80/x
  3. Step 3: Cross multiply
    104,419.41x = 144,095.13 × 56,671.80
  4. Step 4: Simplify right side
    104,419.41x = 8,166,130,388.33
  5. Step 5: Solve for x
    x = 8,166,130,388.33/104,419.41
  6. Step 6: Final answer
    x = 78,205.10

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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.