Home / 272,175.68-375,581.10-151,309.61

Finding the Fourth Proportional to 272,175.68, 375,581.10 and 151,309.61

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Solution

The fourth proportional to 272,175.68, 375,581.10 and 151,309.61 is: 208,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,175.68 : 375,581.10 = 151,309.61 : x
  2. Step 2: Convert to fraction form
    272,175.68/375,581.10 = 151,309.61/x
  3. Step 3: Cross multiply
    272,175.68x = 375,581.10 × 151,309.61
  4. Step 4: Simplify right side
    272,175.68x = 56,829,029,764.37
  5. Step 5: Solve for x
    x = 56,829,029,764.37/272,175.68
  6. Step 6: Final answer
    x = 208,795.40

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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.