Home / 70,946.76-97,904.94-39,114.84

Finding the Fourth Proportional to 70,946.76, 97,904.94 and 39,114.84

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Solution

The fourth proportional to 70,946.76, 97,904.94 and 39,114.84 is: 53,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,946.76 : 97,904.94 = 39,114.84 : x
  2. Step 2: Convert to fraction form
    70,946.76/97,904.94 = 39,114.84/x
  3. Step 3: Cross multiply
    70,946.76x = 97,904.94 × 39,114.84
  4. Step 4: Simplify right side
    70,946.76x = 3,829,536,063.31
  5. Step 5: Solve for x
    x = 3,829,536,063.31/70,946.76
  6. Step 6: Final answer
    x = 53,977.60

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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.