Home / 56,275.96-77,676.18-35,042.68

Finding the Fourth Proportional to 56,275.96, 77,676.18 and 35,042.68

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Solution

The fourth proportional to 56,275.96, 77,676.18 and 35,042.68 is: 48,368.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,275.96 : 77,676.18 = 35,042.68 : x
  2. Step 2: Convert to fraction form
    56,275.96/77,676.18 = 35,042.68/x
  3. Step 3: Cross multiply
    56,275.96x = 77,676.18 × 35,042.68
  4. Step 4: Simplify right side
    56,275.96x = 2,721,981,519.36
  5. Step 5: Solve for x
    x = 2,721,981,519.36/56,275.96
  6. Step 6: Final answer
    x = 48,368.46

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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.