Home / 56,319.08-77,739.75-32,455.26

Finding the Fourth Proportional to 56,319.08, 77,739.75 and 32,455.26

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Solution

The fourth proportional to 56,319.08, 77,739.75 and 32,455.26 is: 44,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,319.08 : 77,739.75 = 32,455.26 : x
  2. Step 2: Convert to fraction form
    56,319.08/77,739.75 = 32,455.26/x
  3. Step 3: Cross multiply
    56,319.08x = 77,739.75 × 32,455.26
  4. Step 4: Simplify right side
    56,319.08x = 2,523,063,798.59
  5. Step 5: Solve for x
    x = 2,523,063,798.59/56,319.08
  6. Step 6: Final answer
    x = 44,799.45

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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.