Home / 56,097.97-77,415.41-30,604.91

Finding the Fourth Proportional to 56,097.97, 77,415.41 and 30,604.91

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Solution

The fourth proportional to 56,097.97, 77,415.41 and 30,604.91 is: 42,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,097.97 : 77,415.41 = 30,604.91 : x
  2. Step 2: Convert to fraction form
    56,097.97/77,415.41 = 30,604.91/x
  3. Step 3: Cross multiply
    56,097.97x = 77,415.41 × 30,604.91
  4. Step 4: Simplify right side
    56,097.97x = 2,369,291,345.10
  5. Step 5: Solve for x
    x = 2,369,291,345.10/56,097.97
  6. Step 6: Final answer
    x = 42,234.89

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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.