Home / 256,724.02-384,765.27-123,568.93

Finding the Fourth Proportional to 256,724.02, 384,765.27 and 123,568.93

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Solution

The fourth proportional to 256,724.02, 384,765.27 and 123,568.93 is: 185,199.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,724.02 : 384,765.27 = 123,568.93 : x
  2. Step 2: Convert to fraction form
    256,724.02/384,765.27 = 123,568.93/x
  3. Step 3: Cross multiply
    256,724.02x = 384,765.27 × 123,568.93
  4. Step 4: Simplify right side
    256,724.02x = 47,545,032,715.06
  5. Step 5: Solve for x
    x = 47,545,032,715.06/256,724.02
  6. Step 6: Final answer
    x = 185,199.00

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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.