Home / 73,022.85-109,547.80-23,115.51

Finding the Fourth Proportional to 73,022.85, 109,547.80 and 23,115.51

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Solution

The fourth proportional to 73,022.85, 109,547.80 and 23,115.51 is: 34,677.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,022.85 : 109,547.80 = 23,115.51 : x
  2. Step 2: Convert to fraction form
    73,022.85/109,547.80 = 23,115.51/x
  3. Step 3: Cross multiply
    73,022.85x = 109,547.80 × 23,115.51
  4. Step 4: Simplify right side
    73,022.85x = 2,532,253,208.59
  5. Step 5: Solve for x
    x = 2,532,253,208.59/73,022.85
  6. Step 6: Final answer
    x = 34,677.55

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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.