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Finding the Fourth Proportional to 56,422.58, 77,871.44 and 32,544.59

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Solution

The fourth proportional to 56,422.58, 77,871.44 and 32,544.59 is: 44,916.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,422.58 : 77,871.44 = 32,544.59 : x
  2. Step 2: Convert to fraction form
    56,422.58/77,871.44 = 32,544.59/x
  3. Step 3: Cross multiply
    56,422.58x = 77,871.44 × 32,544.59
  4. Step 4: Simplify right side
    56,422.58x = 2,534,293,779.51
  5. Step 5: Solve for x
    x = 2,534,293,779.51/56,422.58
  6. Step 6: Final answer
    x = 44,916.31

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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.