Home / 272,411.90-375,891.40-151,537.62

Finding the Fourth Proportional to 272,411.90, 375,891.40 and 151,537.62

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Solution

The fourth proportional to 272,411.90, 375,891.40 and 151,537.62 is: 209,101.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,411.90 : 375,891.40 = 151,537.62 : x
  2. Step 2: Convert to fraction form
    272,411.90/375,891.40 = 151,537.62/x
  3. Step 3: Cross multiply
    272,411.90x = 375,891.40 × 151,537.62
  4. Step 4: Simplify right side
    272,411.90x = 56,961,688,134.47
  5. Step 5: Solve for x
    x = 56,961,688,134.47/272,411.90
  6. Step 6: Final answer
    x = 209,101.32

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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.