Home / 84,701.30-127,102.35-32,116.10

Finding the Fourth Proportional to 84,701.30, 127,102.35 and 32,116.10

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Solution

The fourth proportional to 84,701.30, 127,102.35 and 32,116.10 is: 48,193.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,701.30 : 127,102.35 = 32,116.10 : x
  2. Step 2: Convert to fraction form
    84,701.30/127,102.35 = 32,116.10/x
  3. Step 3: Cross multiply
    84,701.30x = 127,102.35 × 32,116.10
  4. Step 4: Simplify right side
    84,701.30x = 4,082,031,782.84
  5. Step 5: Solve for x
    x = 4,082,031,782.84/84,701.30
  6. Step 6: Final answer
    x = 48,193.26

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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.