Home / 75,187.12-112,746.72-22,586.32

Finding the Fourth Proportional to 75,187.12, 112,746.72 and 22,586.32

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Solution

The fourth proportional to 75,187.12, 112,746.72 and 22,586.32 is: 33,869.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,187.12 : 112,746.72 = 22,586.32 : x
  2. Step 2: Convert to fraction form
    75,187.12/112,746.72 = 22,586.32/x
  3. Step 3: Cross multiply
    75,187.12x = 112,746.72 × 22,586.32
  4. Step 4: Simplify right side
    75,187.12x = 2,546,533,496.87
  5. Step 5: Solve for x
    x = 2,546,533,496.87/75,187.12
  6. Step 6: Final answer
    x = 33,869.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.