Home / 53,423.75-73,690.13-42,074.84

Finding the Fourth Proportional to 53,423.75, 73,690.13 and 42,074.84

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Solution

The fourth proportional to 53,423.75, 73,690.13 and 42,074.84 is: 58,035.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,423.75 : 73,690.13 = 42,074.84 : x
  2. Step 2: Convert to fraction form
    53,423.75/73,690.13 = 42,074.84/x
  3. Step 3: Cross multiply
    53,423.75x = 73,690.13 × 42,074.84
  4. Step 4: Simplify right side
    53,423.75x = 3,100,499,850.50
  5. Step 5: Solve for x
    x = 3,100,499,850.50/53,423.75
  6. Step 6: Final answer
    x = 58,035.99

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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.