Home / 75,720.04-104,498.22-41,728.44

Finding the Fourth Proportional to 75,720.04, 104,498.22 and 41,728.44

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Solution

The fourth proportional to 75,720.04, 104,498.22 and 41,728.44 is: 57,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,720.04 : 104,498.22 = 41,728.44 : x
  2. Step 2: Convert to fraction form
    75,720.04/104,498.22 = 41,728.44/x
  3. Step 3: Cross multiply
    75,720.04x = 104,498.22 × 41,728.44
  4. Step 4: Simplify right side
    75,720.04x = 4,360,547,703.38
  5. Step 5: Solve for x
    x = 4,360,547,703.38/75,720.04
  6. Step 6: Final answer
    x = 57,587.76

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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.