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Finding the Fourth Proportional to 264,385.16, 364,852.50 and 143,526.68

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Solution

The fourth proportional to 264,385.16, 364,852.50 and 143,526.68 is: 198,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,385.16 : 364,852.50 = 143,526.68 : x
  2. Step 2: Convert to fraction form
    264,385.16/364,852.50 = 143,526.68/x
  3. Step 3: Cross multiply
    264,385.16x = 364,852.50 × 143,526.68
  4. Step 4: Simplify right side
    264,385.16x = 52,366,068,014.70
  5. Step 5: Solve for x
    x = 52,366,068,014.70/264,385.16
  6. Step 6: Final answer
    x = 198,067.35

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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.