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Finding the Fourth Proportional to 174,715.60, 262,073.40 and 119,419.60

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Solution

The fourth proportional to 174,715.60, 262,073.40 and 119,419.60 is: 179,129.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,715.60 : 262,073.40 = 119,419.60 : x
  2. Step 2: Convert to fraction form
    174,715.60/262,073.40 = 119,419.60/x
  3. Step 3: Cross multiply
    174,715.60x = 262,073.40 × 119,419.60
  4. Step 4: Simplify right side
    174,715.60x = 31,296,700,598.64
  5. Step 5: Solve for x
    x = 31,296,700,598.64/174,715.60
  6. Step 6: Final answer
    x = 179,129.40

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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.