Home / 91,525.06-126,295.77-51,235.66

Finding the Fourth Proportional to 91,525.06, 126,295.77 and 51,235.66

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Solution

The fourth proportional to 91,525.06, 126,295.77 and 51,235.66 is: 70,700.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,525.06 : 126,295.77 = 51,235.66 : x
  2. Step 2: Convert to fraction form
    91,525.06/126,295.77 = 51,235.66/x
  3. Step 3: Cross multiply
    91,525.06x = 126,295.77 × 51,235.66
  4. Step 4: Simplify right side
    91,525.06x = 6,470,847,131.16
  5. Step 5: Solve for x
    x = 6,470,847,131.16/91,525.06
  6. Step 6: Final answer
    x = 70,700.28

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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.