Home / 85,053.02-117,366.29-49,245.30

Finding the Fourth Proportional to 85,053.02, 117,366.29 and 49,245.30

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Solution

The fourth proportional to 85,053.02, 117,366.29 and 49,245.30 is: 67,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,053.02 : 117,366.29 = 49,245.30 : x
  2. Step 2: Convert to fraction form
    85,053.02/117,366.29 = 49,245.30/x
  3. Step 3: Cross multiply
    85,053.02x = 117,366.29 × 49,245.30
  4. Step 4: Simplify right side
    85,053.02x = 5,779,737,914.71
  5. Step 5: Solve for x
    x = 5,779,737,914.71/85,053.02
  6. Step 6: Final answer
    x = 67,954.53

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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.