Home / 85,205.60-127,803.73-26,041.24

Finding the Fourth Proportional to 85,205.60, 127,803.73 and 26,041.24

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Solution

The fourth proportional to 85,205.60, 127,803.73 and 26,041.24 is: 39,060.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,205.60 : 127,803.73 = 26,041.24 : x
  2. Step 2: Convert to fraction form
    85,205.60/127,803.73 = 26,041.24/x
  3. Step 3: Cross multiply
    85,205.60x = 127,803.73 × 26,041.24
  4. Step 4: Simplify right side
    85,205.60x = 3,328,167,605.83
  5. Step 5: Solve for x
    x = 3,328,167,605.83/85,205.60
  6. Step 6: Final answer
    x = 39,060.43

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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.