Home / 56,988.66-78,602.30-50,536.10

Finding the Fourth Proportional to 56,988.66, 78,602.30 and 50,536.10

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Solution

The fourth proportional to 56,988.66, 78,602.30 and 50,536.10 is: 69,702.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,988.66 : 78,602.30 = 50,536.10 : x
  2. Step 2: Convert to fraction form
    56,988.66/78,602.30 = 50,536.10/x
  3. Step 3: Cross multiply
    56,988.66x = 78,602.30 × 50,536.10
  4. Step 4: Simplify right side
    56,988.66x = 3,972,253,826.37
  5. Step 5: Solve for x
    x = 3,972,253,826.37/56,988.66
  6. Step 6: Final answer
    x = 69,702.53

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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.