Home / 122,075.72-183,142.14-37,831.48

Finding the Fourth Proportional to 122,075.72, 183,142.14 and 37,831.48

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Solution

The fourth proportional to 122,075.72, 183,142.14 and 37,831.48 is: 56,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,075.72 : 183,142.14 = 37,831.48 : x
  2. Step 2: Convert to fraction form
    122,075.72/183,142.14 = 37,831.48/x
  3. Step 3: Cross multiply
    122,075.72x = 183,142.14 × 37,831.48
  4. Step 4: Simplify right side
    122,075.72x = 6,928,538,206.57
  5. Step 5: Solve for x
    x = 6,928,538,206.57/122,075.72
  6. Step 6: Final answer
    x = 56,756.07

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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.