Home / 123,435.24-185,012.84-56,737.55

Finding the Fourth Proportional to 123,435.24, 185,012.84 and 56,737.55

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Solution

The fourth proportional to 123,435.24, 185,012.84 and 56,737.55 is: 85,041.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,435.24 : 185,012.84 = 56,737.55 : x
  2. Step 2: Convert to fraction form
    123,435.24/185,012.84 = 56,737.55/x
  3. Step 3: Cross multiply
    123,435.24x = 185,012.84 × 56,737.55
  4. Step 4: Simplify right side
    123,435.24x = 10,497,174,476.92
  5. Step 5: Solve for x
    x = 10,497,174,476.92/123,435.24
  6. Step 6: Final answer
    x = 85,041.96

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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.