Home / 88,852.47-133,212.86-53,783.83

Finding the Fourth Proportional to 88,852.47, 133,212.86 and 53,783.83

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Solution

The fourth proportional to 88,852.47, 133,212.86 and 53,783.83 is: 80,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,852.47 : 133,212.86 = 53,783.83 : x
  2. Step 2: Convert to fraction form
    88,852.47/133,212.86 = 53,783.83/x
  3. Step 3: Cross multiply
    88,852.47x = 133,212.86 × 53,783.83
  4. Step 4: Simplify right side
    88,852.47x = 7,164,697,816.05
  5. Step 5: Solve for x
    x = 7,164,697,816.05/88,852.47
  6. Step 6: Final answer
    x = 80,635.89

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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.