Home / 61,984.13-85,534.48-33,689.57

Finding the Fourth Proportional to 61,984.13, 85,534.48 and 33,689.57

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Solution

The fourth proportional to 61,984.13, 85,534.48 and 33,689.57 is: 46,489.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,984.13 : 85,534.48 = 33,689.57 : x
  2. Step 2: Convert to fraction form
    61,984.13/85,534.48 = 33,689.57/x
  3. Step 3: Cross multiply
    61,984.13x = 85,534.48 × 33,689.57
  4. Step 4: Simplify right side
    61,984.13x = 2,881,619,851.37
  5. Step 5: Solve for x
    x = 2,881,619,851.37/61,984.13
  6. Step 6: Final answer
    x = 46,489.64

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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.