Home / 61,342.12-84,651.78-37,465.48

Finding the Fourth Proportional to 61,342.12, 84,651.78 and 37,465.48

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Solution

The fourth proportional to 61,342.12, 84,651.78 and 37,465.48 is: 51,702.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,342.12 : 84,651.78 = 37,465.48 : x
  2. Step 2: Convert to fraction form
    61,342.12/84,651.78 = 37,465.48/x
  3. Step 3: Cross multiply
    61,342.12x = 84,651.78 × 37,465.48
  4. Step 4: Simplify right side
    61,342.12x = 3,171,519,570.55
  5. Step 5: Solve for x
    x = 3,171,519,570.55/61,342.12
  6. Step 6: Final answer
    x = 51,702.15

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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.