Home / 56,579.70-78,047.51-35,322.06

Finding the Fourth Proportional to 56,579.70, 78,047.51 and 35,322.06

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Solution

The fourth proportional to 56,579.70, 78,047.51 and 35,322.06 is: 48,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,579.70 : 78,047.51 = 35,322.06 : x
  2. Step 2: Convert to fraction form
    56,579.70/78,047.51 = 35,322.06/x
  3. Step 3: Cross multiply
    56,579.70x = 78,047.51 × 35,322.06
  4. Step 4: Simplify right side
    56,579.70x = 2,756,798,654.46
  5. Step 5: Solve for x
    x = 2,756,798,654.46/56,579.70
  6. Step 6: Final answer
    x = 48,724.17

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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.