Home / 93,992.32-129,709.58-53,705.96

Finding the Fourth Proportional to 93,992.32, 129,709.58 and 53,705.96

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Solution

The fourth proportional to 93,992.32, 129,709.58 and 53,705.96 is: 74,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,992.32 : 129,709.58 = 53,705.96 : x
  2. Step 2: Convert to fraction form
    93,992.32/129,709.58 = 53,705.96/x
  3. Step 3: Cross multiply
    93,992.32x = 129,709.58 × 53,705.96
  4. Step 4: Simplify right side
    93,992.32x = 6,966,177,515.10
  5. Step 5: Solve for x
    x = 6,966,177,515.10/93,992.32
  6. Step 6: Final answer
    x = 74,114.33

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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.