Home / 272,002.19-375,358.05-151,141.28

Finding the Fourth Proportional to 272,002.19, 375,358.05 and 151,141.28

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Solution

The fourth proportional to 272,002.19, 375,358.05 and 151,141.28 is: 208,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,002.19 : 375,358.05 = 151,141.28 : x
  2. Step 2: Convert to fraction form
    272,002.19/375,358.05 = 151,141.28/x
  3. Step 3: Cross multiply
    272,002.19x = 375,358.05 × 151,141.28
  4. Step 4: Simplify right side
    272,002.19x = 56,732,096,135.30
  5. Step 5: Solve for x
    x = 56,732,096,135.30/272,002.19
  6. Step 6: Final answer
    x = 208,572.20

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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.