Home / 84,075.84-126,113.76-24,912.36

Finding the Fourth Proportional to 84,075.84, 126,113.76 and 24,912.36

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Solution

The fourth proportional to 84,075.84, 126,113.76 and 24,912.36 is: 37,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,075.84 : 126,113.76 = 24,912.36 : x
  2. Step 2: Convert to fraction form
    84,075.84/126,113.76 = 24,912.36/x
  3. Step 3: Cross multiply
    84,075.84x = 126,113.76 × 24,912.36
  4. Step 4: Simplify right side
    84,075.84x = 3,141,791,390.07
  5. Step 5: Solve for x
    x = 3,141,791,390.07/84,075.84
  6. Step 6: Final answer
    x = 37,368.54

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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.