Home / 94,783.68-142,175.55-65,111.57

Finding the Fourth Proportional to 94,783.68, 142,175.55 and 65,111.57

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Solution

The fourth proportional to 94,783.68, 142,175.55 and 65,111.57 is: 97,667.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,783.68 : 142,175.55 = 65,111.57 : x
  2. Step 2: Convert to fraction form
    94,783.68/142,175.55 = 65,111.57/x
  3. Step 3: Cross multiply
    94,783.68x = 142,175.55 × 65,111.57
  4. Step 4: Simplify right side
    94,783.68x = 9,257,272,565.24
  5. Step 5: Solve for x
    x = 9,257,272,565.24/94,783.68
  6. Step 6: Final answer
    x = 97,667.37

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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.