Home / 93,830.62-129,481.45-51,388.24

Finding the Fourth Proportional to 93,830.62, 129,481.45 and 51,388.24

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Solution

The fourth proportional to 93,830.62, 129,481.45 and 51,388.24 is: 70,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,830.62 : 129,481.45 = 51,388.24 : x
  2. Step 2: Convert to fraction form
    93,830.62/129,481.45 = 51,388.24/x
  3. Step 3: Cross multiply
    93,830.62x = 129,481.45 × 51,388.24
  4. Step 4: Simplify right side
    93,830.62x = 6,653,823,828.15
  5. Step 5: Solve for x
    x = 6,653,823,828.15/93,830.62
  6. Step 6: Final answer
    x = 70,913.14

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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.