Home / 76,281.72-114,427.62-26,366.64

Finding the Fourth Proportional to 76,281.72, 114,427.62 and 26,366.64

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Solution

The fourth proportional to 76,281.72, 114,427.62 and 26,366.64 is: 39,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,281.72 : 114,427.62 = 26,366.64 : x
  2. Step 2: Convert to fraction form
    76,281.72/114,427.62 = 26,366.64/x
  3. Step 3: Cross multiply
    76,281.72x = 114,427.62 × 26,366.64
  4. Step 4: Simplify right side
    76,281.72x = 3,017,071,862.60
  5. Step 5: Solve for x
    x = 3,017,071,862.60/76,281.72
  6. Step 6: Final answer
    x = 39,551.70

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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.