Home / 265,748.49-366,719.01-151,011.78

Finding the Fourth Proportional to 265,748.49, 366,719.01 and 151,011.78

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Solution

The fourth proportional to 265,748.49, 366,719.01 and 151,011.78 is: 208,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,748.49 : 366,719.01 = 151,011.78 : x
  2. Step 2: Convert to fraction form
    265,748.49/366,719.01 = 151,011.78/x
  3. Step 3: Cross multiply
    265,748.49x = 366,719.01 × 151,011.78
  4. Step 4: Simplify right side
    265,748.49x = 55,378,890,459.94
  5. Step 5: Solve for x
    x = 55,378,890,459.94/265,748.49
  6. Step 6: Final answer
    x = 208,388.35

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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.