Home / 97,829.64-146,656.98-47,878.56

Finding the Fourth Proportional to 97,829.64, 146,656.98 and 47,878.56

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Solution

The fourth proportional to 97,829.64, 146,656.98 and 47,878.56 is: 71,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,829.64 : 146,656.98 = 47,878.56 : x
  2. Step 2: Convert to fraction form
    97,829.64/146,656.98 = 47,878.56/x
  3. Step 3: Cross multiply
    97,829.64x = 146,656.98 × 47,878.56
  4. Step 4: Simplify right side
    97,829.64x = 7,021,725,016.35
  5. Step 5: Solve for x
    x = 7,021,725,016.35/97,829.64
  6. Step 6: Final answer
    x = 71,775.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.