Home / 51,262.51-70,742.34-30,041.80

Finding the Fourth Proportional to 51,262.51, 70,742.34 and 30,041.80

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Solution

The fourth proportional to 51,262.51, 70,742.34 and 30,041.80 is: 41,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,262.51 : 70,742.34 = 30,041.80 : x
  2. Step 2: Convert to fraction form
    51,262.51/70,742.34 = 30,041.80/x
  3. Step 3: Cross multiply
    51,262.51x = 70,742.34 × 30,041.80
  4. Step 4: Simplify right side
    51,262.51x = 2,125,227,229.81
  5. Step 5: Solve for x
    x = 2,125,227,229.81/51,262.51
  6. Step 6: Final answer
    x = 41,457.73

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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.