Home / 60,012.28-90,021.66-52,048.36

Finding the Fourth Proportional to 60,012.28, 90,021.66 and 52,048.36

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Solution

The fourth proportional to 60,012.28, 90,021.66 and 52,048.36 is: 78,075.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012.28 : 90,021.66 = 52,048.36 : x
  2. Step 2: Convert to fraction form
    60,012.28/90,021.66 = 52,048.36/x
  3. Step 3: Cross multiply
    60,012.28x = 90,021.66 × 52,048.36
  4. Step 4: Simplify right side
    60,012.28x = 4,685,479,767.48
  5. Step 5: Solve for x
    x = 4,685,479,767.48/60,012.28
  6. Step 6: Final answer
    x = 78,075.35

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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.