Home / 84,902.12-127,408.46-32,312.06

Finding the Fourth Proportional to 84,902.12, 127,408.46 and 32,312.06

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Solution

The fourth proportional to 84,902.12, 127,408.46 and 32,312.06 is: 48,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,902.12 : 127,408.46 = 32,312.06 : x
  2. Step 2: Convert to fraction form
    84,902.12/127,408.46 = 32,312.06/x
  3. Step 3: Cross multiply
    84,902.12x = 127,408.46 × 32,312.06
  4. Step 4: Simplify right side
    84,902.12x = 4,116,829,005.43
  5. Step 5: Solve for x
    x = 4,116,829,005.43/84,902.12
  6. Step 6: Final answer
    x = 48,489.12

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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.