Home / 176,015.48-242,815.50-100,544.12

Finding the Fourth Proportional to 176,015.48, 242,815.50 and 100,544.12

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Solution

The fourth proportional to 176,015.48, 242,815.50 and 100,544.12 is: 138,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,015.48 : 242,815.50 = 100,544.12 : x
  2. Step 2: Convert to fraction form
    176,015.48/242,815.50 = 100,544.12/x
  3. Step 3: Cross multiply
    176,015.48x = 242,815.50 × 100,544.12
  4. Step 4: Simplify right side
    176,015.48x = 24,413,670,769.86
  5. Step 5: Solve for x
    x = 24,413,670,769.86/176,015.48
  6. Step 6: Final answer
    x = 138,701.84

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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.