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Finding the Fourth Proportional to 265,382.78, 366,225.72 and 144,526.08

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Solution

The fourth proportional to 265,382.78, 366,225.72 and 144,526.08 is: 199,444.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,382.78 : 366,225.72 = 144,526.08 : x
  2. Step 2: Convert to fraction form
    265,382.78/366,225.72 = 144,526.08/x
  3. Step 3: Cross multiply
    265,382.78x = 366,225.72 × 144,526.08
  4. Step 4: Simplify right side
    265,382.78x = 52,929,168,538.15
  5. Step 5: Solve for x
    x = 52,929,168,538.15/265,382.78
  6. Step 6: Final answer
    x = 199,444.62

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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.