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Finding the Fourth Proportional to 116,599.60, 174,889.32 and 70,995.52

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Solution

The fourth proportional to 116,599.60, 174,889.32 and 70,995.52 is: 106,487.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,599.60 : 174,889.32 = 70,995.52 : x
  2. Step 2: Convert to fraction form
    116,599.60/174,889.32 = 70,995.52/x
  3. Step 3: Cross multiply
    116,599.60x = 174,889.32 × 70,995.52
  4. Step 4: Simplify right side
    116,599.60x = 12,416,358,215.85
  5. Step 5: Solve for x
    x = 12,416,358,215.85/116,599.60
  6. Step 6: Final answer
    x = 106,487.14

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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.