Home / 156,867.04-235,329.72-51,690.16

Finding the Fourth Proportional to 156,867.04, 235,329.72 and 51,690.16

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Solution

The fourth proportional to 156,867.04, 235,329.72 and 51,690.16 is: 77,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,867.04 : 235,329.72 = 51,690.16 : x
  2. Step 2: Convert to fraction form
    156,867.04/235,329.72 = 51,690.16/x
  3. Step 3: Cross multiply
    156,867.04x = 235,329.72 × 51,690.16
  4. Step 4: Simplify right side
    156,867.04x = 12,164,230,879.56
  5. Step 5: Solve for x
    x = 12,164,230,879.56/156,867.04
  6. Step 6: Final answer
    x = 77,544.85

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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.