Home / 84,772.48-127,204.80-35,559.04

Finding the Fourth Proportional to 84,772.48, 127,204.80 and 35,559.04

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Solution

The fourth proportional to 84,772.48, 127,204.80 and 35,559.04 is: 53,357.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,772.48 : 127,204.80 = 35,559.04 : x
  2. Step 2: Convert to fraction form
    84,772.48/127,204.80 = 35,559.04/x
  3. Step 3: Cross multiply
    84,772.48x = 127,204.80 × 35,559.04
  4. Step 4: Simplify right side
    84,772.48x = 4,523,280,571.39
  5. Step 5: Solve for x
    x = 4,523,280,571.39/84,772.48
  6. Step 6: Final answer
    x = 53,357.89

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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.