Home / 91,736.72-126,598.04-53,495.21

Finding the Fourth Proportional to 91,736.72, 126,598.04 and 53,495.21

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Solution

The fourth proportional to 91,736.72, 126,598.04 and 53,495.21 is: 73,824.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,736.72 : 126,598.04 = 53,495.21 : x
  2. Step 2: Convert to fraction form
    91,736.72/126,598.04 = 53,495.21/x
  3. Step 3: Cross multiply
    91,736.72x = 126,598.04 × 53,495.21
  4. Step 4: Simplify right side
    91,736.72x = 6,772,388,735.39
  5. Step 5: Solve for x
    x = 6,772,388,735.39/91,736.72
  6. Step 6: Final answer
    x = 73,824.19

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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.