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Finding the Fourth Proportional to 265,397.68, 366,282.32 and 152,218

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Solution

The fourth proportional to 265,397.68, 366,282.32 and 152,218 is: 210,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,397.68 : 366,282.32 = 152,218 : x
  2. Step 2: Convert to fraction form
    265,397.68/366,282.32 = 152,218/x
  3. Step 3: Cross multiply
    265,397.68x = 366,282.32 × 152,218
  4. Step 4: Simplify right side
    265,397.68x = 55,754,762,185.76
  5. Step 5: Solve for x
    x = 55,754,762,185.76/265,397.68
  6. Step 6: Final answer
    x = 210,080.07

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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.