Home / 71,077.07-98,062.74-46,890.05

Finding the Fourth Proportional to 71,077.07, 98,062.74 and 46,890.05

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Solution

The fourth proportional to 71,077.07, 98,062.74 and 46,890.05 is: 64,692.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,077.07 : 98,062.74 = 46,890.05 : x
  2. Step 2: Convert to fraction form
    71,077.07/98,062.74 = 46,890.05/x
  3. Step 3: Cross multiply
    71,077.07x = 98,062.74 × 46,890.05
  4. Step 4: Simplify right side
    71,077.07x = 4,598,166,291.42
  5. Step 5: Solve for x
    x = 4,598,166,291.42/71,077.07
  6. Step 6: Final answer
    x = 64,692.69

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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.