Home / 272,135.70-375,545.25-151,288.02

Finding the Fourth Proportional to 272,135.70, 375,545.25 and 151,288.02

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Solution

The fourth proportional to 272,135.70, 375,545.25 and 151,288.02 is: 208,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,135.70 : 375,545.25 = 151,288.02 : x
  2. Step 2: Convert to fraction form
    272,135.70/375,545.25 = 151,288.02/x
  3. Step 3: Cross multiply
    272,135.70x = 375,545.25 × 151,288.02
  4. Step 4: Simplify right side
    272,135.70x = 56,815,497,292.91
  5. Step 5: Solve for x
    x = 56,815,497,292.91/272,135.70
  6. Step 6: Final answer
    x = 208,776.35

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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.