Home / 84,117.42-125,995.23-39,677.58

Finding the Fourth Proportional to 84,117.42, 125,995.23 and 39,677.58

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Solution

The fourth proportional to 84,117.42, 125,995.23 and 39,677.58 is: 59,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,117.42 : 125,995.23 = 39,677.58 : x
  2. Step 2: Convert to fraction form
    84,117.42/125,995.23 = 39,677.58/x
  3. Step 3: Cross multiply
    84,117.42x = 125,995.23 × 39,677.58
  4. Step 4: Simplify right side
    84,117.42x = 4,999,185,817.94
  5. Step 5: Solve for x
    x = 4,999,185,817.94/84,117.42
  6. Step 6: Final answer
    x = 59,431.04

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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.