Home / 91,292.24-125,999.88-53,057

Finding the Fourth Proportional to 91,292.24, 125,999.88 and 53,057

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Solution

The fourth proportional to 91,292.24, 125,999.88 and 53,057 is: 73,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,292.24 : 125,999.88 = 53,057 : x
  2. Step 2: Convert to fraction form
    91,292.24/125,999.88 = 53,057/x
  3. Step 3: Cross multiply
    91,292.24x = 125,999.88 × 53,057
  4. Step 4: Simplify right side
    91,292.24x = 6,685,175,633.16
  5. Step 5: Solve for x
    x = 6,685,175,633.16/91,292.24
  6. Step 6: Final answer
    x = 73,228.30

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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.