Home / 98,056.85-135,262.13-62,185.19

Finding the Fourth Proportional to 98,056.85, 135,262.13 and 62,185.19

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Solution

The fourth proportional to 98,056.85, 135,262.13 and 62,185.19 is: 85,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,056.85 : 135,262.13 = 62,185.19 : x
  2. Step 2: Convert to fraction form
    98,056.85/135,262.13 = 62,185.19/x
  3. Step 3: Cross multiply
    98,056.85x = 135,262.13 × 62,185.19
  4. Step 4: Simplify right side
    98,056.85x = 8,411,300,266.62
  5. Step 5: Solve for x
    x = 8,411,300,266.62/98,056.85
  6. Step 6: Final answer
    x = 85,779.84

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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.