Home / 272,845.79-376,477.22-151,984.07

Finding the Fourth Proportional to 272,845.79, 376,477.22 and 151,984.07

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Solution

The fourth proportional to 272,845.79, 376,477.22 and 151,984.07 is: 209,710.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,845.79 : 376,477.22 = 151,984.07 : x
  2. Step 2: Convert to fraction form
    272,845.79/376,477.22 = 151,984.07/x
  3. Step 3: Cross multiply
    272,845.79x = 376,477.22 × 151,984.07
  4. Step 4: Simplify right side
    272,845.79x = 57,218,537,515.58
  5. Step 5: Solve for x
    x = 57,218,537,515.58/272,845.79
  6. Step 6: Final answer
    x = 209,710.18

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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.