Home / 75,633.12-113,416.74-23,030.28

Finding the Fourth Proportional to 75,633.12, 113,416.74 and 23,030.28

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Solution

The fourth proportional to 75,633.12, 113,416.74 and 23,030.28 is: 34,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,633.12 : 113,416.74 = 23,030.28 : x
  2. Step 2: Convert to fraction form
    75,633.12/113,416.74 = 23,030.28/x
  3. Step 3: Cross multiply
    75,633.12x = 113,416.74 × 23,030.28
  4. Step 4: Simplify right side
    75,633.12x = 2,612,019,278.89
  5. Step 5: Solve for x
    x = 2,612,019,278.89/75,633.12
  6. Step 6: Final answer
    x = 34,535.39

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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.