Home / 104,458.83-144,152.81-56,712.17

Finding the Fourth Proportional to 104,458.83, 144,152.81 and 56,712.17

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Solution

The fourth proportional to 104,458.83, 144,152.81 and 56,712.17 is: 78,262.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,458.83 : 144,152.81 = 56,712.17 : x
  2. Step 2: Convert to fraction form
    104,458.83/144,152.81 = 56,712.17/x
  3. Step 3: Cross multiply
    104,458.83x = 144,152.81 × 56,712.17
  4. Step 4: Simplify right side
    104,458.83x = 8,175,217,662.37
  5. Step 5: Solve for x
    x = 8,175,217,662.37/104,458.83
  6. Step 6: Final answer
    x = 78,262.58

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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.