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Finding the Fourth Proportional to 272,596.48, 376,179.12 and 151,737.59

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Solution

The fourth proportional to 272,596.48, 376,179.12 and 151,737.59 is: 209,395.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,596.48 : 376,179.12 = 151,737.59 : x
  2. Step 2: Convert to fraction form
    272,596.48/376,179.12 = 151,737.59/x
  3. Step 3: Cross multiply
    272,596.48x = 376,179.12 × 151,737.59
  4. Step 4: Simplify right side
    272,596.48x = 57,080,514,017.57
  5. Step 5: Solve for x
    x = 57,080,514,017.57/272,596.48
  6. Step 6: Final answer
    x = 209,395.64

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1.5x scale

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.