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Finding the Fourth Proportional to 70,093.90, 105,114.88 and 25,108.24

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Solution

The fourth proportional to 70,093.90, 105,114.88 and 25,108.24 is: 37,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,093.90 : 105,114.88 = 25,108.24 : x
  2. Step 2: Convert to fraction form
    70,093.90/105,114.88 = 25,108.24/x
  3. Step 3: Cross multiply
    70,093.90x = 105,114.88 × 25,108.24
  4. Step 4: Simplify right side
    70,093.90x = 2,639,249,634.61
  5. Step 5: Solve for x
    x = 2,639,249,634.61/70,093.90
  6. Step 6: Final answer
    x = 37,653.06

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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.