Home / 56,193.88-77,549.06-30,701.32

Finding the Fourth Proportional to 56,193.88, 77,549.06 and 30,701.32

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Solution

The fourth proportional to 56,193.88, 77,549.06 and 30,701.32 is: 42,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,193.88 : 77,549.06 = 30,701.32 : x
  2. Step 2: Convert to fraction form
    56,193.88/77,549.06 = 30,701.32/x
  3. Step 3: Cross multiply
    56,193.88x = 77,549.06 × 30,701.32
  4. Step 4: Simplify right side
    56,193.88x = 2,380,857,965.51
  5. Step 5: Solve for x
    x = 2,380,857,965.51/56,193.88
  6. Step 6: Final answer
    x = 42,368.64

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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.