Home / 98,068.50-135,181.02-64,059.96

Finding the Fourth Proportional to 98,068.50, 135,181.02 and 64,059.96

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Solution

The fourth proportional to 98,068.50, 135,181.02 and 64,059.96 is: 88,302.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,068.50 : 135,181.02 = 64,059.96 : x
  2. Step 2: Convert to fraction form
    98,068.50/135,181.02 = 64,059.96/x
  3. Step 3: Cross multiply
    98,068.50x = 135,181.02 × 64,059.96
  4. Step 4: Simplify right side
    98,068.50x = 8,659,690,733.96
  5. Step 5: Solve for x
    x = 8,659,690,733.96/98,068.50
  6. Step 6: Final answer
    x = 88,302.47

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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.