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Finding the Fourth Proportional to 73,480.10, 101,401.40 and 41,214.71

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Solution

The fourth proportional to 73,480.10, 101,401.40 and 41,214.71 is: 56,875.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,480.10 : 101,401.40 = 41,214.71 : x
  2. Step 2: Convert to fraction form
    73,480.10/101,401.40 = 41,214.71/x
  3. Step 3: Cross multiply
    73,480.10x = 101,401.40 × 41,214.71
  4. Step 4: Simplify right side
    73,480.10x = 4,179,228,581.51
  5. Step 5: Solve for x
    x = 4,179,228,581.51/73,480.10
  6. Step 6: Final answer
    x = 56,875.66

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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.