Home / 56,068.83-77,374.37-30,575.12

Finding the Fourth Proportional to 56,068.83, 77,374.37 and 30,575.12

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Solution

The fourth proportional to 56,068.83, 77,374.37 and 30,575.12 is: 42,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,068.83 : 77,374.37 = 30,575.12 : x
  2. Step 2: Convert to fraction form
    56,068.83/77,374.37 = 30,575.12/x
  3. Step 3: Cross multiply
    56,068.83x = 77,374.37 × 30,575.12
  4. Step 4: Simplify right side
    56,068.83x = 2,365,730,337.24
  5. Step 5: Solve for x
    x = 2,365,730,337.24/56,068.83
  6. Step 6: Final answer
    x = 42,193.32

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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.