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Finding the Fourth Proportional to 116,102.10, 174,230.80 and 42,230.10

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Solution

The fourth proportional to 116,102.10, 174,230.80 and 42,230.10 is: 63,373.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,102.10 : 174,230.80 = 42,230.10 : x
  2. Step 2: Convert to fraction form
    116,102.10/174,230.80 = 42,230.10/x
  3. Step 3: Cross multiply
    116,102.10x = 174,230.80 × 42,230.10
  4. Step 4: Simplify right side
    116,102.10x = 7,357,784,107.08
  5. Step 5: Solve for x
    x = 7,357,784,107.08/116,102.10
  6. Step 6: Final answer
    x = 63,373.39

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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.