Home / 92,401.46-138,602.64-25,847.40

Finding the Fourth Proportional to 92,401.46, 138,602.64 and 25,847.40

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Solution

The fourth proportional to 92,401.46, 138,602.64 and 25,847.40 is: 38,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,401.46 : 138,602.64 = 25,847.40 : x
  2. Step 2: Convert to fraction form
    92,401.46/138,602.64 = 25,847.40/x
  3. Step 3: Cross multiply
    92,401.46x = 138,602.64 × 25,847.40
  4. Step 4: Simplify right side
    92,401.46x = 3,582,518,493.82
  5. Step 5: Solve for x
    x = 3,582,518,493.82/92,401.46
  6. Step 6: Final answer
    x = 38,771.23

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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.