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Finding the Fourth Proportional to 265,143.58, 365,897.48 and 144,284.84

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Solution

The fourth proportional to 265,143.58, 365,897.48 and 144,284.84 is: 199,112.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,143.58 : 365,897.48 = 144,284.84 : x
  2. Step 2: Convert to fraction form
    265,143.58/365,897.48 = 144,284.84/x
  3. Step 3: Cross multiply
    265,143.58x = 365,897.48 × 144,284.84
  4. Step 4: Simplify right side
    265,143.58x = 52,793,459,358.20
  5. Step 5: Solve for x
    x = 52,793,459,358.20/265,143.58
  6. Step 6: Final answer
    x = 199,112.72

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1.5x scale

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.