Home / 272,186.47-375,629.79-151,340.14

Finding the Fourth Proportional to 272,186.47, 375,629.79 and 151,340.14

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Solution

The fourth proportional to 272,186.47, 375,629.79 and 151,340.14 is: 208,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,186.47 : 375,629.79 = 151,340.14 : x
  2. Step 2: Convert to fraction form
    272,186.47/375,629.79 = 151,340.14/x
  3. Step 3: Cross multiply
    272,186.47x = 375,629.79 × 151,340.14
  4. Step 4: Simplify right side
    272,186.47x = 56,847,865,006.77
  5. Step 5: Solve for x
    x = 56,847,865,006.77/272,186.47
  6. Step 6: Final answer
    x = 208,856.32

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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.