Home / 75,645.51-104,389.20-41,652.24

Finding the Fourth Proportional to 75,645.51, 104,389.20 and 41,652.24

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Solution

The fourth proportional to 75,645.51, 104,389.20 and 41,652.24 is: 57,479.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,645.51 : 104,389.20 = 41,652.24 : x
  2. Step 2: Convert to fraction form
    75,645.51/104,389.20 = 41,652.24/x
  3. Step 3: Cross multiply
    75,645.51x = 104,389.20 × 41,652.24
  4. Step 4: Simplify right side
    75,645.51x = 4,348,044,011.81
  5. Step 5: Solve for x
    x = 4,348,044,011.81/75,645.51
  6. Step 6: Final answer
    x = 57,479.21

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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.