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Finding the Fourth Proportional to 127,295.60, 175,294.66 and 116,651.12

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Solution

The fourth proportional to 127,295.60, 175,294.66 and 116,651.12 is: 160,636.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,295.60 : 175,294.66 = 116,651.12 : x
  2. Step 2: Convert to fraction form
    127,295.60/175,294.66 = 116,651.12/x
  3. Step 3: Cross multiply
    127,295.60x = 175,294.66 × 116,651.12
  4. Step 4: Simplify right side
    127,295.60x = 20,448,318,419.02
  5. Step 5: Solve for x
    x = 20,448,318,419.02/127,295.60
  6. Step 6: Final answer
    x = 160,636.49

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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.