Home / 48,714.20-72,941.70-31,088.60

Finding the Fourth Proportional to 48,714.20, 72,941.70 and 31,088.60

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Solution

The fourth proportional to 48,714.20, 72,941.70 and 31,088.60 is: 46,550.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,714.20 : 72,941.70 = 31,088.60 : x
  2. Step 2: Convert to fraction form
    48,714.20/72,941.70 = 31,088.60/x
  3. Step 3: Cross multiply
    48,714.20x = 72,941.70 × 31,088.60
  4. Step 4: Simplify right side
    48,714.20x = 2,267,655,334.62
  5. Step 5: Solve for x
    x = 2,267,655,334.62/48,714.20
  6. Step 6: Final answer
    x = 46,550.19

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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.