Home / 122,128.48-183,178.14-33,389.74

Finding the Fourth Proportional to 122,128.48, 183,178.14 and 33,389.74

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Solution

The fourth proportional to 122,128.48, 183,178.14 and 33,389.74 is: 50,080.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,128.48 : 183,178.14 = 33,389.74 : x
  2. Step 2: Convert to fraction form
    122,128.48/183,178.14 = 33,389.74/x
  3. Step 3: Cross multiply
    122,128.48x = 183,178.14 × 33,389.74
  4. Step 4: Simplify right side
    122,128.48x = 6,116,270,468.28
  5. Step 5: Solve for x
    x = 6,116,270,468.28/122,128.48
  6. Step 6: Final answer
    x = 50,080.62

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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.