Home / 91,162.19-125,810.13-50,883.81

Finding the Fourth Proportional to 91,162.19, 125,810.13 and 50,883.81

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Solution

The fourth proportional to 91,162.19, 125,810.13 and 50,883.81 is: 70,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,162.19 : 125,810.13 = 50,883.81 : x
  2. Step 2: Convert to fraction form
    91,162.19/125,810.13 = 50,883.81/x
  3. Step 3: Cross multiply
    91,162.19x = 125,810.13 × 50,883.81
  4. Step 4: Simplify right side
    91,162.19x = 6,401,698,751.00
  5. Step 5: Solve for x
    x = 6,401,698,751.00/91,162.19
  6. Step 6: Final answer
    x = 70,223.18

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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.