Home / 50,736.03-70,035.35-45,421.62

Finding the Fourth Proportional to 50,736.03, 70,035.35 and 45,421.62

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Solution

The fourth proportional to 50,736.03, 70,035.35 and 45,421.62 is: 62,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.03 : 70,035.35 = 45,421.62 : x
  2. Step 2: Convert to fraction form
    50,736.03/70,035.35 = 45,421.62/x
  3. Step 3: Cross multiply
    50,736.03x = 70,035.35 × 45,421.62
  4. Step 4: Simplify right side
    50,736.03x = 3,181,119,054.27
  5. Step 5: Solve for x
    x = 3,181,119,054.27/50,736.03
  6. Step 6: Final answer
    x = 62,699.41

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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.