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Finding the Fourth Proportional to 116,422.80, 174,634.20 and 93,094.80

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Solution

The fourth proportional to 116,422.80, 174,634.20 and 93,094.80 is: 139,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,422.80 : 174,634.20 = 93,094.80 : x
  2. Step 2: Convert to fraction form
    116,422.80/174,634.20 = 93,094.80/x
  3. Step 3: Cross multiply
    116,422.80x = 174,634.20 × 93,094.80
  4. Step 4: Simplify right side
    116,422.80x = 16,257,535,922.16
  5. Step 5: Solve for x
    x = 16,257,535,922.16/116,422.80
  6. Step 6: Final answer
    x = 139,642.20

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1.5x scale

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.