Home / 85,539.38-118,041.89-47,298.26

Finding the Fourth Proportional to 85,539.38, 118,041.89 and 47,298.26

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Solution

The fourth proportional to 85,539.38, 118,041.89 and 47,298.26 is: 65,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,539.38 : 118,041.89 = 47,298.26 : x
  2. Step 2: Convert to fraction form
    85,539.38/118,041.89 = 47,298.26/x
  3. Step 3: Cross multiply
    85,539.38x = 118,041.89 × 47,298.26
  4. Step 4: Simplify right side
    85,539.38x = 5,583,175,177.41
  5. Step 5: Solve for x
    x = 5,583,175,177.41/85,539.38
  6. Step 6: Final answer
    x = 65,270.24

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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.