Home / 103,688.01-155,531.75-41,402.25

Finding the Fourth Proportional to 103,688.01, 155,531.75 and 41,402.25

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Solution

The fourth proportional to 103,688.01, 155,531.75 and 41,402.25 is: 62,103.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,688.01 : 155,531.75 = 41,402.25 : x
  2. Step 2: Convert to fraction form
    103,688.01/155,531.75 = 41,402.25/x
  3. Step 3: Cross multiply
    103,688.01x = 155,531.75 × 41,402.25
  4. Step 4: Simplify right side
    103,688.01x = 6,439,364,189.43
  5. Step 5: Solve for x
    x = 6,439,364,189.43/103,688.01
  6. Step 6: Final answer
    x = 62,103.27

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1.5x scale

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.