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Finding the Fourth Proportional to 235,622.10, 353,605.95 and 156,710.10

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Solution

The fourth proportional to 235,622.10, 353,605.95 and 156,710.10 is: 235,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,622.10 : 353,605.95 = 156,710.10 : x
  2. Step 2: Convert to fraction form
    235,622.10/353,605.95 = 156,710.10/x
  3. Step 3: Cross multiply
    235,622.10x = 353,605.95 × 156,710.10
  4. Step 4: Simplify right side
    235,622.10x = 55,413,623,785.10
  5. Step 5: Solve for x
    x = 55,413,623,785.10/235,622.10
  6. Step 6: Final answer
    x = 235,180.08

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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.