Home / 56,042.44-77,337.56-30,549.02

Finding the Fourth Proportional to 56,042.44, 77,337.56 and 30,549.02

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Solution

The fourth proportional to 56,042.44, 77,337.56 and 30,549.02 is: 42,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,042.44 : 77,337.56 = 30,549.02 : x
  2. Step 2: Convert to fraction form
    56,042.44/77,337.56 = 30,549.02/x
  3. Step 3: Cross multiply
    56,042.44x = 77,337.56 × 30,549.02
  4. Step 4: Simplify right side
    56,042.44x = 2,362,586,784.16
  5. Step 5: Solve for x
    x = 2,362,586,784.16/56,042.44
  6. Step 6: Final answer
    x = 42,157.10

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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.