Home / 90,668.36-125,122.38-52,935.32

Finding the Fourth Proportional to 90,668.36, 125,122.38 and 52,935.32

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Solution

The fourth proportional to 90,668.36, 125,122.38 and 52,935.32 is: 73,050.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,668.36 : 125,122.38 = 52,935.32 : x
  2. Step 2: Convert to fraction form
    90,668.36/125,122.38 = 52,935.32/x
  3. Step 3: Cross multiply
    90,668.36x = 125,122.38 × 52,935.32
  4. Step 4: Simplify right side
    90,668.36x = 6,623,393,224.46
  5. Step 5: Solve for x
    x = 6,623,393,224.46/90,668.36
  6. Step 6: Final answer
    x = 73,050.77

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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.