Home / 268,288.48-402,133.02-116,310.10

Finding the Fourth Proportional to 268,288.48, 402,133.02 and 116,310.10

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Solution

The fourth proportional to 268,288.48, 402,133.02 and 116,310.10 is: 174,335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,288.48 : 402,133.02 = 116,310.10 : x
  2. Step 2: Convert to fraction form
    268,288.48/402,133.02 = 116,310.10/x
  3. Step 3: Cross multiply
    268,288.48x = 402,133.02 × 116,310.10
  4. Step 4: Simplify right side
    268,288.48x = 46,772,131,836.01
  5. Step 5: Solve for x
    x = 46,772,131,836.01/268,288.48
  6. Step 6: Final answer
    x = 174,335.22

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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.