Home / 90,860.12-125,386.94-50,573.01

Finding the Fourth Proportional to 90,860.12, 125,386.94 and 50,573.01

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Solution

The fourth proportional to 90,860.12, 125,386.94 and 50,573.01 is: 69,790.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,860.12 : 125,386.94 = 50,573.01 : x
  2. Step 2: Convert to fraction form
    90,860.12/125,386.94 = 50,573.01/x
  3. Step 3: Cross multiply
    90,860.12x = 125,386.94 × 50,573.01
  4. Step 4: Simplify right side
    90,860.12x = 6,341,195,096.92
  5. Step 5: Solve for x
    x = 6,341,195,096.92/90,860.12
  6. Step 6: Final answer
    x = 69,790.74

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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.