Home / 208,677.62-312,980.04-96,348.24

Finding the Fourth Proportional to 208,677.62, 312,980.04 and 96,348.24

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Solution

The fourth proportional to 208,677.62, 312,980.04 and 96,348.24 is: 144,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,677.62 : 312,980.04 = 96,348.24 : x
  2. Step 2: Convert to fraction form
    208,677.62/312,980.04 = 96,348.24/x
  3. Step 3: Cross multiply
    208,677.62x = 312,980.04 × 96,348.24
  4. Step 4: Simplify right side
    208,677.62x = 30,155,076,009.13
  5. Step 5: Solve for x
    x = 30,155,076,009.13/208,677.62
  6. Step 6: Final answer
    x = 144,505.56

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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.