Home / 70,204.86-96,918.39-47,663.10

Finding the Fourth Proportional to 70,204.86, 96,918.39 and 47,663.10

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Solution

The fourth proportional to 70,204.86, 96,918.39 and 47,663.10 is: 65,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,204.86 : 96,918.39 = 47,663.10 : x
  2. Step 2: Convert to fraction form
    70,204.86/96,918.39 = 47,663.10/x
  3. Step 3: Cross multiply
    70,204.86x = 96,918.39 × 47,663.10
  4. Step 4: Simplify right side
    70,204.86x = 4,619,430,914.41
  5. Step 5: Solve for x
    x = 4,619,430,914.41/70,204.86
  6. Step 6: Final answer
    x = 65,799.30

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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.