Home / 70,944.92-97,904.67-39,114.98

Finding the Fourth Proportional to 70,944.92, 97,904.67 and 39,114.98

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Solution

The fourth proportional to 70,944.92, 97,904.67 and 39,114.98 is: 53,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,944.92 : 97,904.67 = 39,114.98 : x
  2. Step 2: Convert to fraction form
    70,944.92/97,904.67 = 39,114.98/x
  3. Step 3: Cross multiply
    70,944.92x = 97,904.67 × 39,114.98
  4. Step 4: Simplify right side
    70,944.92x = 3,829,539,208.96
  5. Step 5: Solve for x
    x = 3,829,539,208.96/70,944.92
  6. Step 6: Final answer
    x = 53,979.05

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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.