Home / 53,191.35-73,400.72-29,318.15

Finding the Fourth Proportional to 53,191.35, 73,400.72 and 29,318.15

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Solution

The fourth proportional to 53,191.35, 73,400.72 and 29,318.15 is: 40,457.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,191.35 : 73,400.72 = 29,318.15 : x
  2. Step 2: Convert to fraction form
    53,191.35/73,400.72 = 29,318.15/x
  3. Step 3: Cross multiply
    53,191.35x = 73,400.72 × 29,318.15
  4. Step 4: Simplify right side
    53,191.35x = 2,151,973,355.98
  5. Step 5: Solve for x
    x = 2,151,973,355.98/53,191.35
  6. Step 6: Final answer
    x = 40,457.21

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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.