Home / 52,742.32-72,791.12-34,608.32

Finding the Fourth Proportional to 52,742.32, 72,791.12 and 34,608.32

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Solution

The fourth proportional to 52,742.32, 72,791.12 and 34,608.32 is: 47,763.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,742.32 : 72,791.12 = 34,608.32 : x
  2. Step 2: Convert to fraction form
    52,742.32/72,791.12 = 34,608.32/x
  3. Step 3: Cross multiply
    52,742.32x = 72,791.12 × 34,608.32
  4. Step 4: Simplify right side
    52,742.32x = 2,519,178,374.12
  5. Step 5: Solve for x
    x = 2,519,178,374.12/52,742.32
  6. Step 6: Final answer
    x = 47,763.89

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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.