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Finding the Fourth Proportional to 155,665.10, 233,497.65 and 155,665.10

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Solution

The fourth proportional to 155,665.10, 233,497.65 and 155,665.10 is: 233,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,665.10 : 233,497.65 = 155,665.10 : x
  2. Step 2: Convert to fraction form
    155,665.10/233,497.65 = 155,665.10/x
  3. Step 3: Cross multiply
    155,665.10x = 233,497.65 × 155,665.10
  4. Step 4: Simplify right side
    155,665.10x = 36,347,435,037.02
  5. Step 5: Solve for x
    x = 36,347,435,037.02/155,665.10
  6. Step 6: Final answer
    x = 233,497.65

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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.