Home / 48,175.70-72,263.55-30,658.10

Finding the Fourth Proportional to 48,175.70, 72,263.55 and 30,658.10

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Solution

The fourth proportional to 48,175.70, 72,263.55 and 30,658.10 is: 45,987.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,175.70 : 72,263.55 = 30,658.10 : x
  2. Step 2: Convert to fraction form
    48,175.70/72,263.55 = 30,658.10/x
  3. Step 3: Cross multiply
    48,175.70x = 72,263.55 × 30,658.10
  4. Step 4: Simplify right side
    48,175.70x = 2,215,463,142.26
  5. Step 5: Solve for x
    x = 2,215,463,142.26/48,175.70
  6. Step 6: Final answer
    x = 45,987.15

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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.