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Finding the Fourth Proportional to 201,064.33, 277,457.79 and 110,432.17

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Solution

The fourth proportional to 201,064.33, 277,457.79 and 110,432.17 is: 152,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,064.33 : 277,457.79 = 110,432.17 : x
  2. Step 2: Convert to fraction form
    201,064.33/277,457.79 = 110,432.17/x
  3. Step 3: Cross multiply
    201,064.33x = 277,457.79 × 110,432.17
  4. Step 4: Simplify right side
    201,064.33x = 30,640,265,833.10
  5. Step 5: Solve for x
    x = 30,640,265,833.10/201,064.33
  6. Step 6: Final answer
    x = 152,390.36

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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.