Home / 84,928.02-127,392.33-25,764.20

Finding the Fourth Proportional to 84,928.02, 127,392.33 and 25,764.20

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Solution

The fourth proportional to 84,928.02, 127,392.33 and 25,764.20 is: 38,646.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,928.02 : 127,392.33 = 25,764.20 : x
  2. Step 2: Convert to fraction form
    84,928.02/127,392.33 = 25,764.20/x
  3. Step 3: Cross multiply
    84,928.02x = 127,392.33 × 25,764.20
  4. Step 4: Simplify right side
    84,928.02x = 3,282,160,831.62
  5. Step 5: Solve for x
    x = 3,282,160,831.62/84,928.02
  6. Step 6: Final answer
    x = 38,646.38

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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.