Home / 59,255.18-81,781.45-36,298.67

Finding the Fourth Proportional to 59,255.18, 81,781.45 and 36,298.67

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Solution

The fourth proportional to 59,255.18, 81,781.45 and 36,298.67 is: 50,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,255.18 : 81,781.45 = 36,298.67 : x
  2. Step 2: Convert to fraction form
    59,255.18/81,781.45 = 36,298.67/x
  3. Step 3: Cross multiply
    59,255.18x = 81,781.45 × 36,298.67
  4. Step 4: Simplify right side
    59,255.18x = 2,968,557,366.02
  5. Step 5: Solve for x
    x = 2,968,557,366.02/59,255.18
  6. Step 6: Final answer
    x = 50,097.86

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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.