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Finding the Fourth Proportional to 56,494.86, 77,999.43 and 35,007.41

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Solution

The fourth proportional to 56,494.86, 77,999.43 and 35,007.41 is: 48,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,494.86 : 77,999.43 = 35,007.41 : x
  2. Step 2: Convert to fraction form
    56,494.86/77,999.43 = 35,007.41/x
  3. Step 3: Cross multiply
    56,494.86x = 77,999.43 × 35,007.41
  4. Step 4: Simplify right side
    56,494.86x = 2,730,557,460.74
  5. Step 5: Solve for x
    x = 2,730,557,460.74/56,494.86
  6. Step 6: Final answer
    x = 48,332.85

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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.