Home / 56,045.44-77,341.16-30,552.30

Finding the Fourth Proportional to 56,045.44, 77,341.16 and 30,552.30

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Solution

The fourth proportional to 56,045.44, 77,341.16 and 30,552.30 is: 42,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,045.44 : 77,341.16 = 30,552.30 : x
  2. Step 2: Convert to fraction form
    56,045.44/77,341.16 = 30,552.30/x
  3. Step 3: Cross multiply
    56,045.44x = 77,341.16 × 30,552.30
  4. Step 4: Simplify right side
    56,045.44x = 2,362,950,169.91
  5. Step 5: Solve for x
    x = 2,362,950,169.91/56,045.44
  6. Step 6: Final answer
    x = 42,161.33

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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.