Home / 156,962.15-235,443.23-51,767.45

Finding the Fourth Proportional to 156,962.15, 235,443.23 and 51,767.45

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Solution

The fourth proportional to 156,962.15, 235,443.23 and 51,767.45 is: 77,651.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,962.15 : 235,443.23 = 51,767.45 : x
  2. Step 2: Convert to fraction form
    156,962.15/235,443.23 = 51,767.45/x
  3. Step 3: Cross multiply
    156,962.15x = 235,443.23 × 51,767.45
  4. Step 4: Simplify right side
    156,962.15x = 12,188,295,636.86
  5. Step 5: Solve for x
    x = 12,188,295,636.86/156,962.15
  6. Step 6: Final answer
    x = 77,651.18

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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.