Home / 76,283.58-114,425.46-31,886.04

Finding the Fourth Proportional to 76,283.58, 114,425.46 and 31,886.04

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Solution

The fourth proportional to 76,283.58, 114,425.46 and 31,886.04 is: 47,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,283.58 : 114,425.46 = 31,886.04 : x
  2. Step 2: Convert to fraction form
    76,283.58/114,425.46 = 31,886.04/x
  3. Step 3: Cross multiply
    76,283.58x = 114,425.46 × 31,886.04
  4. Step 4: Simplify right side
    76,283.58x = 3,648,574,794.58
  5. Step 5: Solve for x
    x = 3,648,574,794.58/76,283.58
  6. Step 6: Final answer
    x = 47,829.10

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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.