Home / 102,052.30-153,056.58-31,922.50

Finding the Fourth Proportional to 102,052.30, 153,056.58 and 31,922.50

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Solution

The fourth proportional to 102,052.30, 153,056.58 and 31,922.50 is: 47,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,052.30 : 153,056.58 = 31,922.50 : x
  2. Step 2: Convert to fraction form
    102,052.30/153,056.58 = 31,922.50/x
  3. Step 3: Cross multiply
    102,052.30x = 153,056.58 × 31,922.50
  4. Step 4: Simplify right side
    102,052.30x = 4,885,948,675.05
  5. Step 5: Solve for x
    x = 4,885,948,675.05/102,052.30
  6. Step 6: Final answer
    x = 47,876.91

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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.