Home / 56,442.08-77,893.58-31,291.58

Finding the Fourth Proportional to 56,442.08, 77,893.58 and 31,291.58

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Solution

The fourth proportional to 56,442.08, 77,893.58 and 31,291.58 is: 43,184.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,442.08 : 77,893.58 = 31,291.58 : x
  2. Step 2: Convert to fraction form
    56,442.08/77,893.58 = 31,291.58/x
  3. Step 3: Cross multiply
    56,442.08x = 77,893.58 × 31,291.58
  4. Step 4: Simplify right side
    56,442.08x = 2,437,413,190.06
  5. Step 5: Solve for x
    x = 2,437,413,190.06/56,442.08
  6. Step 6: Final answer
    x = 43,184.33

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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.