Home / 88,852.40-133,084.20-53,730.80

Finding the Fourth Proportional to 88,852.40, 133,084.20 and 53,730.80

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Solution

The fourth proportional to 88,852.40, 133,084.20 and 53,730.80 is: 80,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,852.40 : 133,084.20 = 53,730.80 : x
  2. Step 2: Convert to fraction form
    88,852.40/133,084.20 = 53,730.80/x
  3. Step 3: Cross multiply
    88,852.40x = 133,084.20 × 53,730.80
  4. Step 4: Simplify right side
    88,852.40x = 7,150,720,533.36
  5. Step 5: Solve for x
    x = 7,150,720,533.36/88,852.40
  6. Step 6: Final answer
    x = 80,478.64

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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.