Home / 83,651.04-125,525.52-31,096.80

Finding the Fourth Proportional to 83,651.04, 125,525.52 and 31,096.80

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Solution

The fourth proportional to 83,651.04, 125,525.52 and 31,096.80 is: 46,663.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,651.04 : 125,525.52 = 31,096.80 : x
  2. Step 2: Convert to fraction form
    83,651.04/125,525.52 = 31,096.80/x
  3. Step 3: Cross multiply
    83,651.04x = 125,525.52 × 31,096.80
  4. Step 4: Simplify right side
    83,651.04x = 3,903,441,990.34
  5. Step 5: Solve for x
    x = 3,903,441,990.34/83,651.04
  6. Step 6: Final answer
    x = 46,663.40

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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.