Home / 56,616.56-78,109.08-36,471.88

Finding the Fourth Proportional to 56,616.56, 78,109.08 and 36,471.88

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Solution

The fourth proportional to 56,616.56, 78,109.08 and 36,471.88 is: 50,317.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,616.56 : 78,109.08 = 36,471.88 : x
  2. Step 2: Convert to fraction form
    56,616.56/78,109.08 = 36,471.88/x
  3. Step 3: Cross multiply
    56,616.56x = 78,109.08 × 36,471.88
  4. Step 4: Simplify right side
    56,616.56x = 2,848,784,992.67
  5. Step 5: Solve for x
    x = 2,848,784,992.67/56,616.56
  6. Step 6: Final answer
    x = 50,317.17

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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.