Home / 84,160.50-126,239.73-48,675.21

Finding the Fourth Proportional to 84,160.50, 126,239.73 and 48,675.21

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Solution

The fourth proportional to 84,160.50, 126,239.73 and 48,675.21 is: 73,012.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,160.50 : 126,239.73 = 48,675.21 : x
  2. Step 2: Convert to fraction form
    84,160.50/126,239.73 = 48,675.21/x
  3. Step 3: Cross multiply
    84,160.50x = 126,239.73 × 48,675.21
  4. Step 4: Simplify right side
    84,160.50x = 6,144,745,368.09
  5. Step 5: Solve for x
    x = 6,144,745,368.09/84,160.50
  6. Step 6: Final answer
    x = 73,012.23

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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.