Home / 56,373.12-84,542.81-35,345.12

Finding the Fourth Proportional to 56,373.12, 84,542.81 and 35,345.12

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Solution

The fourth proportional to 56,373.12, 84,542.81 and 35,345.12 is: 53,007.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,373.12 : 84,542.81 = 35,345.12 : x
  2. Step 2: Convert to fraction form
    56,373.12/84,542.81 = 35,345.12/x
  3. Step 3: Cross multiply
    56,373.12x = 84,542.81 × 35,345.12
  4. Step 4: Simplify right side
    56,373.12x = 2,988,175,165.15
  5. Step 5: Solve for x
    x = 2,988,175,165.15/56,373.12
  6. Step 6: Final answer
    x = 53,007.09

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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.