Home / 93,804.11-129,448.39-51,362.64

Finding the Fourth Proportional to 93,804.11, 129,448.39 and 51,362.64

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Solution

The fourth proportional to 93,804.11, 129,448.39 and 51,362.64 is: 70,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,804.11 : 129,448.39 = 51,362.64 : x
  2. Step 2: Convert to fraction form
    93,804.11/129,448.39 = 51,362.64/x
  3. Step 3: Cross multiply
    93,804.11x = 129,448.39 × 51,362.64
  4. Step 4: Simplify right side
    93,804.11x = 6,648,811,054.15
  5. Step 5: Solve for x
    x = 6,648,811,054.15/93,804.11
  6. Step 6: Final answer
    x = 70,879.74

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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.