Home / 56,323.23-77,720.79-33,657.72

Finding the Fourth Proportional to 56,323.23, 77,720.79 and 33,657.72

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Solution

The fourth proportional to 56,323.23, 77,720.79 and 33,657.72 is: 46,444.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,323.23 : 77,720.79 = 33,657.72 : x
  2. Step 2: Convert to fraction form
    56,323.23/77,720.79 = 33,657.72/x
  3. Step 3: Cross multiply
    56,323.23x = 77,720.79 × 33,657.72
  4. Step 4: Simplify right side
    56,323.23x = 2,615,904,588.00
  5. Step 5: Solve for x
    x = 2,615,904,588.00/56,323.23
  6. Step 6: Final answer
    x = 46,444.51

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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.