Home / 61,983.12-85,536.82-33,688.74

Finding the Fourth Proportional to 61,983.12, 85,536.82 and 33,688.74

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Solution

The fourth proportional to 61,983.12, 85,536.82 and 33,688.74 is: 46,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,983.12 : 85,536.82 = 33,688.74 : x
  2. Step 2: Convert to fraction form
    61,983.12/85,536.82 = 33,688.74/x
  3. Step 3: Cross multiply
    61,983.12x = 85,536.82 × 33,688.74
  4. Step 4: Simplify right side
    61,983.12x = 2,881,627,689.41
  5. Step 5: Solve for x
    x = 2,881,627,689.41/61,983.12
  6. Step 6: Final answer
    x = 46,490.52

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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.