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Finding the Fourth Proportional to 56,243.59, 77,631.56 and 35,010.25

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Solution

The fourth proportional to 56,243.59, 77,631.56 and 35,010.25 is: 48,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,243.59 : 77,631.56 = 35,010.25 : x
  2. Step 2: Convert to fraction form
    56,243.59/77,631.56 = 35,010.25/x
  3. Step 3: Cross multiply
    56,243.59x = 77,631.56 × 35,010.25
  4. Step 4: Simplify right side
    56,243.59x = 2,717,900,323.49
  5. Step 5: Solve for x
    x = 2,717,900,323.49/56,243.59
  6. Step 6: Final answer
    x = 48,323.73

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1.5x scale

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.