Home / 79,246.18-109,370.92-49,041.22

Finding the Fourth Proportional to 79,246.18, 109,370.92 and 49,041.22

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Solution

The fourth proportional to 79,246.18, 109,370.92 and 49,041.22 is: 67,683.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,246.18 : 109,370.92 = 49,041.22 : x
  2. Step 2: Convert to fraction form
    79,246.18/109,370.92 = 49,041.22/x
  3. Step 3: Cross multiply
    79,246.18x = 109,370.92 × 49,041.22
  4. Step 4: Simplify right side
    79,246.18x = 5,363,683,349.32
  5. Step 5: Solve for x
    x = 5,363,683,349.32/79,246.18
  6. Step 6: Final answer
    x = 67,683.81

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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.