Home / 56,184.30-77,533.61-30,693.02

Finding the Fourth Proportional to 56,184.30, 77,533.61 and 30,693.02

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Solution

The fourth proportional to 56,184.30, 77,533.61 and 30,693.02 is: 42,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,184.30 : 77,533.61 = 30,693.02 : x
  2. Step 2: Convert to fraction form
    56,184.30/77,533.61 = 30,693.02/x
  3. Step 3: Cross multiply
    56,184.30x = 77,533.61 × 30,693.02
  4. Step 4: Simplify right side
    56,184.30x = 2,379,740,101.27
  5. Step 5: Solve for x
    x = 2,379,740,101.27/56,184.30
  6. Step 6: Final answer
    x = 42,355.96

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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.