Home / 145,166.94-200,352.39-88,611.18

Finding the Fourth Proportional to 145,166.94, 200,352.39 and 88,611.18

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Solution

The fourth proportional to 145,166.94, 200,352.39 and 88,611.18 is: 122,296.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,166.94 : 200,352.39 = 88,611.18 : x
  2. Step 2: Convert to fraction form
    145,166.94/200,352.39 = 88,611.18/x
  3. Step 3: Cross multiply
    145,166.94x = 200,352.39 × 88,611.18
  4. Step 4: Simplify right side
    145,166.94x = 17,753,461,693.72
  5. Step 5: Solve for x
    x = 17,753,461,693.72/145,166.94
  6. Step 6: Final answer
    x = 122,296.87

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1.5x scale

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.