Home / 84,723.32-127,085.89-25,559.50

Finding the Fourth Proportional to 84,723.32, 127,085.89 and 25,559.50

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Solution

The fourth proportional to 84,723.32, 127,085.89 and 25,559.50 is: 38,339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,723.32 : 127,085.89 = 25,559.50 : x
  2. Step 2: Convert to fraction form
    84,723.32/127,085.89 = 25,559.50/x
  3. Step 3: Cross multiply
    84,723.32x = 127,085.89 × 25,559.50
  4. Step 4: Simplify right side
    84,723.32x = 3,248,252,187.07
  5. Step 5: Solve for x
    x = 3,248,252,187.07/84,723.32
  6. Step 6: Final answer
    x = 38,339.53

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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.