Home / 70,944.45-97,901.32-39,113.37

Finding the Fourth Proportional to 70,944.45, 97,901.32 and 39,113.37

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Solution

The fourth proportional to 70,944.45, 97,901.32 and 39,113.37 is: 53,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,944.45 : 97,901.32 = 39,113.37 : x
  2. Step 2: Convert to fraction form
    70,944.45/97,901.32 = 39,113.37/x
  3. Step 3: Cross multiply
    70,944.45x = 97,901.32 × 39,113.37
  4. Step 4: Simplify right side
    70,944.45x = 3,829,250,552.65
  5. Step 5: Solve for x
    x = 3,829,250,552.65/70,944.45
  6. Step 6: Final answer
    x = 53,975.34

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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.