Home / 75,074.66-103,586.60-44,855.45

Finding the Fourth Proportional to 75,074.66, 103,586.60 and 44,855.45

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Solution

The fourth proportional to 75,074.66, 103,586.60 and 44,855.45 is: 61,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,074.66 : 103,586.60 = 44,855.45 : x
  2. Step 2: Convert to fraction form
    75,074.66/103,586.60 = 44,855.45/x
  3. Step 3: Cross multiply
    75,074.66x = 103,586.60 × 44,855.45
  4. Step 4: Simplify right side
    75,074.66x = 4,646,423,332.69
  5. Step 5: Solve for x
    x = 4,646,423,332.69/75,074.66
  6. Step 6: Final answer
    x = 61,890.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.