Home / 112,246.40-154,903.64-63,847.07

Finding the Fourth Proportional to 112,246.40, 154,903.64 and 63,847.07

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Solution

The fourth proportional to 112,246.40, 154,903.64 and 63,847.07 is: 88,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,246.40 : 154,903.64 = 63,847.07 : x
  2. Step 2: Convert to fraction form
    112,246.40/154,903.64 = 63,847.07/x
  3. Step 3: Cross multiply
    112,246.40x = 154,903.64 × 63,847.07
  4. Step 4: Simplify right side
    112,246.40x = 9,890,143,546.33
  5. Step 5: Solve for x
    x = 9,890,143,546.33/112,246.40
  6. Step 6: Final answer
    x = 88,111.01

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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.