Home / 85,267.08-127,900.50-26,102.04

Finding the Fourth Proportional to 85,267.08, 127,900.50 and 26,102.04

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Solution

The fourth proportional to 85,267.08, 127,900.50 and 26,102.04 is: 39,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,267.08 : 127,900.50 = 26,102.04 : x
  2. Step 2: Convert to fraction form
    85,267.08/127,900.50 = 26,102.04/x
  3. Step 3: Cross multiply
    85,267.08x = 127,900.50 × 26,102.04
  4. Step 4: Simplify right side
    85,267.08x = 3,338,463,967.02
  5. Step 5: Solve for x
    x = 3,338,463,967.02/85,267.08
  6. Step 6: Final answer
    x = 39,153.02

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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.