Home / 58,077.27-80,102.66-40,202.19

Finding the Fourth Proportional to 58,077.27, 80,102.66 and 40,202.19

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Solution

The fourth proportional to 58,077.27, 80,102.66 and 40,202.19 is: 55,448.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,077.27 : 80,102.66 = 40,202.19 : x
  2. Step 2: Convert to fraction form
    58,077.27/80,102.66 = 40,202.19/x
  3. Step 3: Cross multiply
    58,077.27x = 80,102.66 × 40,202.19
  4. Step 4: Simplify right side
    58,077.27x = 3,220,302,155.81
  5. Step 5: Solve for x
    x = 3,220,302,155.81/58,077.27
  6. Step 6: Final answer
    x = 55,448.58

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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.