Home / 86,352.02-129,340.55-41,885.32

Finding the Fourth Proportional to 86,352.02, 129,340.55 and 41,885.32

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Solution

The fourth proportional to 86,352.02, 129,340.55 and 41,885.32 is: 62,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,352.02 : 129,340.55 = 41,885.32 : x
  2. Step 2: Convert to fraction form
    86,352.02/129,340.55 = 41,885.32/x
  3. Step 3: Cross multiply
    86,352.02x = 129,340.55 × 41,885.32
  4. Step 4: Simplify right side
    86,352.02x = 5,417,469,469.60
  5. Step 5: Solve for x
    x = 5,417,469,469.60/86,352.02
  6. Step 6: Final answer
    x = 62,737.03

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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.