Home / 56,598.12-78,105.78-35,389.80

Finding the Fourth Proportional to 56,598.12, 78,105.78 and 35,389.80

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Solution

The fourth proportional to 56,598.12, 78,105.78 and 35,389.80 is: 48,838.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,598.12 : 78,105.78 = 35,389.80 : x
  2. Step 2: Convert to fraction form
    56,598.12/78,105.78 = 35,389.80/x
  3. Step 3: Cross multiply
    56,598.12x = 78,105.78 × 35,389.80
  4. Step 4: Simplify right side
    56,598.12x = 2,764,147,933.04
  5. Step 5: Solve for x
    x = 2,764,147,933.04/56,598.12
  6. Step 6: Final answer
    x = 48,838.16

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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.