Home / 45,994.20-68,937.30-45,501.72

Finding the Fourth Proportional to 45,994.20, 68,937.30 and 45,501.72

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Solution

The fourth proportional to 45,994.20, 68,937.30 and 45,501.72 is: 68,199.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,994.20 : 68,937.30 = 45,501.72 : x
  2. Step 2: Convert to fraction form
    45,994.20/68,937.30 = 45,501.72/x
  3. Step 3: Cross multiply
    45,994.20x = 68,937.30 × 45,501.72
  4. Step 4: Simplify right side
    45,994.20x = 3,136,765,722.16
  5. Step 5: Solve for x
    x = 3,136,765,722.16/45,994.20
  6. Step 6: Final answer
    x = 68,199.16

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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.