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Finding the Fourth Proportional to 288,289.05, 432,288.39 and 96,095.41

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Solution

The fourth proportional to 288,289.05, 432,288.39 and 96,095.41 is: 144,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,289.05 : 432,288.39 = 96,095.41 : x
  2. Step 2: Convert to fraction form
    288,289.05/432,288.39 = 96,095.41/x
  3. Step 3: Cross multiply
    288,289.05x = 432,288.39 × 96,095.41
  4. Step 4: Simplify right side
    288,289.05x = 41,540,930,075.29
  5. Step 5: Solve for x
    x = 41,540,930,075.29/288,289.05
  6. Step 6: Final answer
    x = 144,094.72

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1.5x scale

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.