Home / 56,053.30-84,008.86-55,460.06

Finding the Fourth Proportional to 56,053.30, 84,008.86 and 55,460.06

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Solution

The fourth proportional to 56,053.30, 84,008.86 and 55,460.06 is: 83,119.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,053.30 : 84,008.86 = 55,460.06 : x
  2. Step 2: Convert to fraction form
    56,053.30/84,008.86 = 55,460.06/x
  3. Step 3: Cross multiply
    56,053.30x = 84,008.86 × 55,460.06
  4. Step 4: Simplify right side
    56,053.30x = 4,659,136,416.13
  5. Step 5: Solve for x
    x = 4,659,136,416.13/56,053.30
  6. Step 6: Final answer
    x = 83,119.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.