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Finding the Fourth Proportional to 265,239.64, 366,035.36 and 144,384.40

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Solution

The fourth proportional to 265,239.64, 366,035.36 and 144,384.40 is: 199,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,239.64 : 366,035.36 = 144,384.40 : x
  2. Step 2: Convert to fraction form
    265,239.64/366,035.36 = 144,384.40/x
  3. Step 3: Cross multiply
    265,239.64x = 366,035.36 × 144,384.40
  4. Step 4: Simplify right side
    265,239.64x = 52,849,795,832.38
  5. Step 5: Solve for x
    x = 52,849,795,832.38/265,239.64
  6. Step 6: Final answer
    x = 199,253.01

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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.