Home / 156,584.25-234,875.74-56,721.07

Finding the Fourth Proportional to 156,584.25, 234,875.74 and 56,721.07

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Solution

The fourth proportional to 156,584.25, 234,875.74 and 56,721.07 is: 85,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,584.25 : 234,875.74 = 56,721.07 : x
  2. Step 2: Convert to fraction form
    156,584.25/234,875.74 = 56,721.07/x
  3. Step 3: Cross multiply
    156,584.25x = 234,875.74 × 56,721.07
  4. Step 4: Simplify right side
    156,584.25x = 13,322,403,289.84
  5. Step 5: Solve for x
    x = 13,322,403,289.84/156,584.25
  6. Step 6: Final answer
    x = 85,081.37

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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.