Home / 75,111.99-112,689.18-37,626.81

Finding the Fourth Proportional to 75,111.99, 112,689.18 and 37,626.81

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Solution

The fourth proportional to 75,111.99, 112,689.18 and 37,626.81 is: 56,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,111.99 : 112,689.18 = 37,626.81 : x
  2. Step 2: Convert to fraction form
    75,111.99/112,689.18 = 37,626.81/x
  3. Step 3: Cross multiply
    75,111.99x = 112,689.18 × 37,626.81
  4. Step 4: Simplify right side
    75,111.99x = 4,240,134,364.92
  5. Step 5: Solve for x
    x = 4,240,134,364.92/75,111.99
  6. Step 6: Final answer
    x = 56,450.83

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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.