Home / 84,527.65-126,761.46-31,208.22

Finding the Fourth Proportional to 84,527.65, 126,761.46 and 31,208.22

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Solution

The fourth proportional to 84,527.65, 126,761.46 and 31,208.22 is: 46,801.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,527.65 : 126,761.46 = 31,208.22 : x
  2. Step 2: Convert to fraction form
    84,527.65/126,761.46 = 31,208.22/x
  3. Step 3: Cross multiply
    84,527.65x = 126,761.46 × 31,208.22
  4. Step 4: Simplify right side
    84,527.65x = 3,955,999,414.17
  5. Step 5: Solve for x
    x = 3,955,999,414.17/84,527.65
  6. Step 6: Final answer
    x = 46,801.25

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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.