Home / 48,360.13-66,719.87-31,602.85

Finding the Fourth Proportional to 48,360.13, 66,719.87 and 31,602.85

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Solution

The fourth proportional to 48,360.13, 66,719.87 and 31,602.85 is: 43,600.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,360.13 : 66,719.87 = 31,602.85 : x
  2. Step 2: Convert to fraction form
    48,360.13/66,719.87 = 31,602.85/x
  3. Step 3: Cross multiply
    48,360.13x = 66,719.87 × 31,602.85
  4. Step 4: Simplify right side
    48,360.13x = 2,108,537,837.33
  5. Step 5: Solve for x
    x = 2,108,537,837.33/48,360.13
  6. Step 6: Final answer
    x = 43,600.75

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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.