Home / 51,073.68-70,483.96-42,561.56

Finding the Fourth Proportional to 51,073.68, 70,483.96 and 42,561.56

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Solution

The fourth proportional to 51,073.68, 70,483.96 and 42,561.56 is: 58,736.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,073.68 : 70,483.96 = 42,561.56 : x
  2. Step 2: Convert to fraction form
    51,073.68/70,483.96 = 42,561.56/x
  3. Step 3: Cross multiply
    51,073.68x = 70,483.96 × 42,561.56
  4. Step 4: Simplify right side
    51,073.68x = 2,999,907,292.58
  5. Step 5: Solve for x
    x = 2,999,907,292.58/51,073.68
  6. Step 6: Final answer
    x = 58,736.85

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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.