Home / 52,313.96-72,169.44-31,081.16

Finding the Fourth Proportional to 52,313.96, 72,169.44 and 31,081.16

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Solution

The fourth proportional to 52,313.96, 72,169.44 and 31,081.16 is: 42,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,313.96 : 72,169.44 = 31,081.16 : x
  2. Step 2: Convert to fraction form
    52,313.96/72,169.44 = 31,081.16/x
  3. Step 3: Cross multiply
    52,313.96x = 72,169.44 × 31,081.16
  4. Step 4: Simplify right side
    52,313.96x = 2,243,109,911.75
  5. Step 5: Solve for x
    x = 2,243,109,911.75/52,313.96
  6. Step 6: Final answer
    x = 42,877.85

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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.