Home / 56,272.76-77,680.32-35,062.51

Finding the Fourth Proportional to 56,272.76, 77,680.32 and 35,062.51

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Solution

The fourth proportional to 56,272.76, 77,680.32 and 35,062.51 is: 48,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,272.76 : 77,680.32 = 35,062.51 : x
  2. Step 2: Convert to fraction form
    56,272.76/77,680.32 = 35,062.51/x
  3. Step 3: Cross multiply
    56,272.76x = 77,680.32 × 35,062.51
  4. Step 4: Simplify right side
    56,272.76x = 2,723,666,608.40
  5. Step 5: Solve for x
    x = 2,723,666,608.40/56,272.76
  6. Step 6: Final answer
    x = 48,401.16

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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.