Home / 70,946.37-97,906.65-39,116.41

Finding the Fourth Proportional to 70,946.37, 97,906.65 and 39,116.41

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Solution

The fourth proportional to 70,946.37, 97,906.65 and 39,116.41 is: 53,981.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,946.37 : 97,906.65 = 39,116.41 : x
  2. Step 2: Convert to fraction form
    70,946.37/97,906.65 = 39,116.41/x
  3. Step 3: Cross multiply
    70,946.37x = 97,906.65 × 39,116.41
  4. Step 4: Simplify right side
    70,946.37x = 3,829,756,663.13
  5. Step 5: Solve for x
    x = 3,829,756,663.13/70,946.37
  6. Step 6: Final answer
    x = 53,981.01

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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.