Home / 170,353.68-255,248.03-103,591.86

Finding the Fourth Proportional to 170,353.68, 255,248.03 and 103,591.86

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Solution

The fourth proportional to 170,353.68, 255,248.03 and 103,591.86 is: 155,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,353.68 : 255,248.03 = 103,591.86 : x
  2. Step 2: Convert to fraction form
    170,353.68/255,248.03 = 103,591.86/x
  3. Step 3: Cross multiply
    170,353.68x = 255,248.03 × 103,591.86
  4. Step 4: Simplify right side
    170,353.68x = 26,441,617,671.08
  5. Step 5: Solve for x
    x = 26,441,617,671.08/170,353.68
  6. Step 6: Final answer
    x = 155,216.01

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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.