Home / 94,890.11-130,841.53-64,693.04

Finding the Fourth Proportional to 94,890.11, 130,841.53 and 64,693.04

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Solution

The fourth proportional to 94,890.11, 130,841.53 and 64,693.04 is: 89,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,890.11 : 130,841.53 = 64,693.04 : x
  2. Step 2: Convert to fraction form
    94,890.11/130,841.53 = 64,693.04/x
  3. Step 3: Cross multiply
    94,890.11x = 130,841.53 × 64,693.04
  4. Step 4: Simplify right side
    94,890.11x = 8,464,535,518.01
  5. Step 5: Solve for x
    x = 8,464,535,518.01/94,890.11
  6. Step 6: Final answer
    x = 89,203.56

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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.