Home / 55,341.48-76,382.60-35,194.47

Finding the Fourth Proportional to 55,341.48, 76,382.60 and 35,194.47

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Solution

The fourth proportional to 55,341.48, 76,382.60 and 35,194.47 is: 48,575.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,341.48 : 76,382.60 = 35,194.47 : x
  2. Step 2: Convert to fraction form
    55,341.48/76,382.60 = 35,194.47/x
  3. Step 3: Cross multiply
    55,341.48x = 76,382.60 × 35,194.47
  4. Step 4: Simplify right side
    55,341.48x = 2,688,244,661.81
  5. Step 5: Solve for x
    x = 2,688,244,661.81/55,341.48
  6. Step 6: Final answer
    x = 48,575.58

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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.