Home / 56,109.96-77,459.79-34,896.06

Finding the Fourth Proportional to 56,109.96, 77,459.79 and 34,896.06

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Solution

The fourth proportional to 56,109.96, 77,459.79 and 34,896.06 is: 48,174.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,109.96 : 77,459.79 = 34,896.06 : x
  2. Step 2: Convert to fraction form
    56,109.96/77,459.79 = 34,896.06/x
  3. Step 3: Cross multiply
    56,109.96x = 77,459.79 × 34,896.06
  4. Step 4: Simplify right side
    56,109.96x = 2,703,041,479.43
  5. Step 5: Solve for x
    x = 2,703,041,479.43/56,109.96
  6. Step 6: Final answer
    x = 48,174.00

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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.