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Finding the Fourth Proportional to 265,970.64, 367,086.96 and 158,547.52

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Solution

The fourth proportional to 265,970.64, 367,086.96 and 158,547.52 is: 218,823.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,970.64 : 367,086.96 = 158,547.52 : x
  2. Step 2: Convert to fraction form
    265,970.64/367,086.96 = 158,547.52/x
  3. Step 3: Cross multiply
    265,970.64x = 367,086.96 × 158,547.52
  4. Step 4: Simplify right side
    265,970.64x = 58,200,727,132.34
  5. Step 5: Solve for x
    x = 58,200,727,132.34/265,970.64
  6. Step 6: Final answer
    x = 218,823.88

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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.