Home / 94,988.42-142,645.64-84,338.85

Finding the Fourth Proportional to 94,988.42, 142,645.64 and 84,338.85

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Solution

The fourth proportional to 94,988.42, 142,645.64 and 84,338.85 is: 126,653.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,988.42 : 142,645.64 = 84,338.85 : x
  2. Step 2: Convert to fraction form
    94,988.42/142,645.64 = 84,338.85/x
  3. Step 3: Cross multiply
    94,988.42x = 142,645.64 × 84,338.85
  4. Step 4: Simplify right side
    94,988.42x = 12,030,569,235.11
  5. Step 5: Solve for x
    x = 12,030,569,235.11/94,988.42
  6. Step 6: Final answer
    x = 126,653.01

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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.