Home / 145,684.98-201,064.43-82,035.18

Finding the Fourth Proportional to 145,684.98, 201,064.43 and 82,035.18

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Solution

The fourth proportional to 145,684.98, 201,064.43 and 82,035.18 is: 113,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,684.98 : 201,064.43 = 82,035.18 : x
  2. Step 2: Convert to fraction form
    145,684.98/201,064.43 = 82,035.18/x
  3. Step 3: Cross multiply
    145,684.98x = 201,064.43 × 82,035.18
  4. Step 4: Simplify right side
    145,684.98x = 16,494,356,296.47
  5. Step 5: Solve for x
    x = 16,494,356,296.47/145,684.98
  6. Step 6: Final answer
    x = 113,219.33

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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.