Home / 84,210.84-126,316.26-25,047.36

Finding the Fourth Proportional to 84,210.84, 126,316.26 and 25,047.36

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Solution

The fourth proportional to 84,210.84, 126,316.26 and 25,047.36 is: 37,571.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,210.84 : 126,316.26 = 25,047.36 : x
  2. Step 2: Convert to fraction form
    84,210.84/126,316.26 = 25,047.36/x
  3. Step 3: Cross multiply
    84,210.84x = 126,316.26 × 25,047.36
  4. Step 4: Simplify right side
    84,210.84x = 3,163,888,838.07
  5. Step 5: Solve for x
    x = 3,163,888,838.07/84,210.84
  6. Step 6: Final answer
    x = 37,571.04

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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.