Home / 93,050.32-128,438.66-52,790.84

Finding the Fourth Proportional to 93,050.32, 128,438.66 and 52,790.84

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Solution

The fourth proportional to 93,050.32, 128,438.66 and 52,790.84 is: 72,867.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,050.32 : 128,438.66 = 52,790.84 : x
  2. Step 2: Convert to fraction form
    93,050.32/128,438.66 = 52,790.84/x
  3. Step 3: Cross multiply
    93,050.32x = 128,438.66 × 52,790.84
  4. Step 4: Simplify right side
    93,050.32x = 6,780,384,721.30
  5. Step 5: Solve for x
    x = 6,780,384,721.30/93,050.32
  6. Step 6: Final answer
    x = 72,867.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.