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Finding the Fourth Proportional to 169,482.64, 254,124.28 and 64,309.00

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Solution

The fourth proportional to 169,482.64, 254,124.28 and 64,309.00 is: 96,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,482.64 : 254,124.28 = 64,309.00 : x
  2. Step 2: Convert to fraction form
    169,482.64/254,124.28 = 64,309.00/x
  3. Step 3: Cross multiply
    169,482.64x = 254,124.28 × 64,309.00
  4. Step 4: Simplify right side
    169,482.64x = 16,342,476,891.13
  5. Step 5: Solve for x
    x = 16,342,476,891.13/169,482.64
  6. Step 6: Final answer
    x = 96,425.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.