Home / 91,208.45-125,870.71-50,922.68

Finding the Fourth Proportional to 91,208.45, 125,870.71 and 50,922.68

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Solution

The fourth proportional to 91,208.45, 125,870.71 and 50,922.68 is: 70,275.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,208.45 : 125,870.71 = 50,922.68 : x
  2. Step 2: Convert to fraction form
    91,208.45/125,870.71 = 50,922.68/x
  3. Step 3: Cross multiply
    91,208.45x = 125,870.71 × 50,922.68
  4. Step 4: Simplify right side
    91,208.45x = 6,409,673,130.04
  5. Step 5: Solve for x
    x = 6,409,673,130.04/91,208.45
  6. Step 6: Final answer
    x = 70,275.00

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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.