Home / 147,961.14-204,185.95-84,299.38

Finding the Fourth Proportional to 147,961.14, 204,185.95 and 84,299.38

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Solution

The fourth proportional to 147,961.14, 204,185.95 and 84,299.38 is: 116,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,961.14 : 204,185.95 = 84,299.38 : x
  2. Step 2: Convert to fraction form
    147,961.14/204,185.95 = 84,299.38/x
  3. Step 3: Cross multiply
    147,961.14x = 204,185.95 × 84,299.38
  4. Step 4: Simplify right side
    147,961.14x = 17,212,748,989.71
  5. Step 5: Solve for x
    x = 17,212,748,989.71/147,961.14
  6. Step 6: Final answer
    x = 116,332.90

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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.