Home / 190,302.48-285,455.88-50,075.28

Finding the Fourth Proportional to 190,302.48, 285,455.88 and 50,075.28

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Solution

The fourth proportional to 190,302.48, 285,455.88 and 50,075.28 is: 75,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,302.48 : 285,455.88 = 50,075.28 : x
  2. Step 2: Convert to fraction form
    190,302.48/285,455.88 = 50,075.28/x
  3. Step 3: Cross multiply
    190,302.48x = 285,455.88 × 50,075.28
  4. Step 4: Simplify right side
    190,302.48x = 14,294,283,118.65
  5. Step 5: Solve for x
    x = 14,294,283,118.65/190,302.48
  6. Step 6: Final answer
    x = 75,113.49

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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.