Home / 93,040.75-128,392.32-52,757.22

Finding the Fourth Proportional to 93,040.75, 128,392.32 and 52,757.22

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Solution

The fourth proportional to 93,040.75, 128,392.32 and 52,757.22 is: 72,802.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,040.75 : 128,392.32 = 52,757.22 : x
  2. Step 2: Convert to fraction form
    93,040.75/128,392.32 = 52,757.22/x
  3. Step 3: Cross multiply
    93,040.75x = 128,392.32 × 52,757.22
  4. Step 4: Simplify right side
    93,040.75x = 6,773,622,551.86
  5. Step 5: Solve for x
    x = 6,773,622,551.86/93,040.75
  6. Step 6: Final answer
    x = 72,802.75

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1.5x scale

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.