Home / 84,722.07-127,084.02-25,558.25

Finding the Fourth Proportional to 84,722.07, 127,084.02 and 25,558.25

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Solution

The fourth proportional to 84,722.07, 127,084.02 and 25,558.25 is: 38,337.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,722.07 : 127,084.02 = 25,558.25 : x
  2. Step 2: Convert to fraction form
    84,722.07/127,084.02 = 25,558.25/x
  3. Step 3: Cross multiply
    84,722.07x = 127,084.02 × 25,558.25
  4. Step 4: Simplify right side
    84,722.07x = 3,248,045,471.88
  5. Step 5: Solve for x
    x = 3,248,045,471.88/84,722.07
  6. Step 6: Final answer
    x = 38,337.65

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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.