Home / 93,025.35-128,376.27-52,738.11

Finding the Fourth Proportional to 93,025.35, 128,376.27 and 52,738.11

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Solution

The fourth proportional to 93,025.35, 128,376.27 and 52,738.11 is: 72,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,025.35 : 128,376.27 = 52,738.11 : x
  2. Step 2: Convert to fraction form
    93,025.35/128,376.27 = 52,738.11/x
  3. Step 3: Cross multiply
    93,025.35x = 128,376.27 × 52,738.11
  4. Step 4: Simplify right side
    93,025.35x = 6,770,321,848.65
  5. Step 5: Solve for x
    x = 6,770,321,848.65/93,025.35
  6. Step 6: Final answer
    x = 72,779.32

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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.