Home / 272,308.10-375,799.07-151,451.75

Finding the Fourth Proportional to 272,308.10, 375,799.07 and 151,451.75

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Solution

The fourth proportional to 272,308.10, 375,799.07 and 151,451.75 is: 209,011.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,308.10 : 375,799.07 = 151,451.75 : x
  2. Step 2: Convert to fraction form
    272,308.10/375,799.07 = 151,451.75/x
  3. Step 3: Cross multiply
    272,308.10x = 375,799.07 × 151,451.75
  4. Step 4: Simplify right side
    272,308.10x = 56,915,426,799.87
  5. Step 5: Solve for x
    x = 56,915,426,799.87/272,308.10
  6. Step 6: Final answer
    x = 209,011.14

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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.