Home / 56,323.19-77,725.77-30,481.68

Finding the Fourth Proportional to 56,323.19, 77,725.77 and 30,481.68

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Solution

The fourth proportional to 56,323.19, 77,725.77 and 30,481.68 is: 42,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,323.19 : 77,725.77 = 30,481.68 : x
  2. Step 2: Convert to fraction form
    56,323.19/77,725.77 = 30,481.68/x
  3. Step 3: Cross multiply
    56,323.19x = 77,725.77 × 30,481.68
  4. Step 4: Simplify right side
    56,323.19x = 2,369,212,048.89
  5. Step 5: Solve for x
    x = 2,369,212,048.89/56,323.19
  6. Step 6: Final answer
    x = 42,064.60

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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.