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Finding the Fourth Proportional to 265,762.60, 366,754.12 and 144,905.88

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Solution

The fourth proportional to 265,762.60, 366,754.12 and 144,905.88 is: 199,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,762.60 : 366,754.12 = 144,905.88 : x
  2. Step 2: Convert to fraction form
    265,762.60/366,754.12 = 144,905.88/x
  3. Step 3: Cross multiply
    265,762.60x = 366,754.12 × 144,905.88
  4. Step 4: Simplify right side
    265,762.60x = 53,144,828,502.23
  5. Step 5: Solve for x
    x = 53,144,828,502.23/265,762.60
  6. Step 6: Final answer
    x = 199,971.06

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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.