Home / 56,135.09-77,479.42-37,018.30

Finding the Fourth Proportional to 56,135.09, 77,479.42 and 37,018.30

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Solution

The fourth proportional to 56,135.09, 77,479.42 and 37,018.30 is: 51,093.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,135.09 : 77,479.42 = 37,018.30 : x
  2. Step 2: Convert to fraction form
    56,135.09/77,479.42 = 37,018.30/x
  3. Step 3: Cross multiply
    56,135.09x = 77,479.42 × 37,018.30
  4. Step 4: Simplify right side
    56,135.09x = 2,868,156,025.99
  5. Step 5: Solve for x
    x = 2,868,156,025.99/56,135.09
  6. Step 6: Final answer
    x = 51,093.82

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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.