Home / 75,534.51-113,083.05-56,893.05

Finding the Fourth Proportional to 75,534.51, 113,083.05 and 56,893.05

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Solution

The fourth proportional to 75,534.51, 113,083.05 and 56,893.05 is: 85,174.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,534.51 : 113,083.05 = 56,893.05 : x
  2. Step 2: Convert to fraction form
    75,534.51/113,083.05 = 56,893.05/x
  3. Step 3: Cross multiply
    75,534.51x = 113,083.05 × 56,893.05
  4. Step 4: Simplify right side
    75,534.51x = 6,433,639,617.80
  5. Step 5: Solve for x
    x = 6,433,639,617.80/75,534.51
  6. Step 6: Final answer
    x = 85,174.84

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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.