Home / 56,977.48-85,498.62-30,681.64

Finding the Fourth Proportional to 56,977.48, 85,498.62 and 30,681.64

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Solution

The fourth proportional to 56,977.48, 85,498.62 and 30,681.64 is: 46,039.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,977.48 : 85,498.62 = 30,681.64 : x
  2. Step 2: Convert to fraction form
    56,977.48/85,498.62 = 30,681.64/x
  3. Step 3: Cross multiply
    56,977.48x = 85,498.62 × 30,681.64
  4. Step 4: Simplify right side
    56,977.48x = 2,623,237,879.34
  5. Step 5: Solve for x
    x = 2,623,237,879.34/56,977.48
  6. Step 6: Final answer
    x = 46,039.91

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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.