Home / 51,133.13-70,582.98-29,919.23

Finding the Fourth Proportional to 51,133.13, 70,582.98 and 29,919.23

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Solution

The fourth proportional to 51,133.13, 70,582.98 and 29,919.23 is: 41,299.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133.13 : 70,582.98 = 29,919.23 : x
  2. Step 2: Convert to fraction form
    51,133.13/70,582.98 = 29,919.23/x
  3. Step 3: Cross multiply
    51,133.13x = 70,582.98 × 29,919.23
  4. Step 4: Simplify right side
    51,133.13x = 2,111,788,412.71
  5. Step 5: Solve for x
    x = 2,111,788,412.71/51,133.13
  6. Step 6: Final answer
    x = 41,299.81

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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.