Home / 150,533.37-207,792.95-129,227.13

Finding the Fourth Proportional to 150,533.37, 207,792.95 and 129,227.13

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Solution

The fourth proportional to 150,533.37, 207,792.95 and 129,227.13 is: 178,382.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,533.37 : 207,792.95 = 129,227.13 : x
  2. Step 2: Convert to fraction form
    150,533.37/207,792.95 = 129,227.13/x
  3. Step 3: Cross multiply
    150,533.37x = 207,792.95 × 129,227.13
  4. Step 4: Simplify right side
    150,533.37x = 26,852,485,916.60
  5. Step 5: Solve for x
    x = 26,852,485,916.60/150,533.37
  6. Step 6: Final answer
    x = 178,382.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.