Home / 56,132.55-77,491.62-43,357.14

Finding the Fourth Proportional to 56,132.55, 77,491.62 and 43,357.14

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Solution

The fourth proportional to 56,132.55, 77,491.62 and 43,357.14 is: 59,855.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,132.55 : 77,491.62 = 43,357.14 : x
  2. Step 2: Convert to fraction form
    56,132.55/77,491.62 = 43,357.14/x
  3. Step 3: Cross multiply
    56,132.55x = 77,491.62 × 43,357.14
  4. Step 4: Simplify right side
    56,132.55x = 3,359,815,017.17
  5. Step 5: Solve for x
    x = 3,359,815,017.17/56,132.55
  6. Step 6: Final answer
    x = 59,855.02

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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.