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Finding the Fourth Proportional to 235,289.68, 353,000.40 and 95,146.72

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Solution

The fourth proportional to 235,289.68, 353,000.40 and 95,146.72 is: 142,746.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,289.68 : 353,000.40 = 95,146.72 : x
  2. Step 2: Convert to fraction form
    235,289.68/353,000.40 = 95,146.72/x
  3. Step 3: Cross multiply
    235,289.68x = 353,000.40 × 95,146.72
  4. Step 4: Simplify right side
    235,289.68x = 33,586,830,218.69
  5. Step 5: Solve for x
    x = 33,586,830,218.69/235,289.68
  6. Step 6: Final answer
    x = 142,746.72

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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.