Home / 61,209.18-91,727.55-48,673.58

Finding the Fourth Proportional to 61,209.18, 91,727.55 and 48,673.58

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Solution

The fourth proportional to 61,209.18, 91,727.55 and 48,673.58 is: 72,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,209.18 : 91,727.55 = 48,673.58 : x
  2. Step 2: Convert to fraction form
    61,209.18/91,727.55 = 48,673.58/x
  3. Step 3: Cross multiply
    61,209.18x = 91,727.55 × 48,673.58
  4. Step 4: Simplify right side
    61,209.18x = 4,464,707,784.49
  5. Step 5: Solve for x
    x = 4,464,707,784.49/61,209.18
  6. Step 6: Final answer
    x = 72,941.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.