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Finding the Fourth Proportional to 61,339.51, 84,642.94 and 35,493.59

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Solution

The fourth proportional to 61,339.51, 84,642.94 and 35,493.59 is: 48,977.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,339.51 : 84,642.94 = 35,493.59 : x
  2. Step 2: Convert to fraction form
    61,339.51/84,642.94 = 35,493.59/x
  3. Step 3: Cross multiply
    61,339.51x = 84,642.94 × 35,493.59
  4. Step 4: Simplify right side
    61,339.51x = 3,004,281,525.48
  5. Step 5: Solve for x
    x = 3,004,281,525.48/61,339.51
  6. Step 6: Final answer
    x = 48,977.92

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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.