Home / 76,008.71-114,025.37-31,637.21

Finding the Fourth Proportional to 76,008.71, 114,025.37 and 31,637.21

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Solution

The fourth proportional to 76,008.71, 114,025.37 and 31,637.21 is: 47,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,008.71 : 114,025.37 = 31,637.21 : x
  2. Step 2: Convert to fraction form
    76,008.71/114,025.37 = 31,637.21/x
  3. Step 3: Cross multiply
    76,008.71x = 114,025.37 × 31,637.21
  4. Step 4: Simplify right side
    76,008.71x = 3,607,443,847.70
  5. Step 5: Solve for x
    x = 3,607,443,847.70/76,008.71
  6. Step 6: Final answer
    x = 47,460.93

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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.