Home / 56,615.03-78,146.14-36,471.85

Finding the Fourth Proportional to 56,615.03, 78,146.14 and 36,471.85

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Solution

The fourth proportional to 56,615.03, 78,146.14 and 36,471.85 is: 50,342.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,615.03 : 78,146.14 = 36,471.85 : x
  2. Step 2: Convert to fraction form
    56,615.03/78,146.14 = 36,471.85/x
  3. Step 3: Cross multiply
    56,615.03x = 78,146.14 × 36,471.85
  4. Step 4: Simplify right side
    56,615.03x = 2,850,134,296.16
  5. Step 5: Solve for x
    x = 2,850,134,296.16/56,615.03
  6. Step 6: Final answer
    x = 50,342.36

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1.5x scale

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.