Home / 83,281.28-114,939.30-46,990.19

Finding the Fourth Proportional to 83,281.28, 114,939.30 and 46,990.19

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Solution

The fourth proportional to 83,281.28, 114,939.30 and 46,990.19 is: 64,852.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,281.28 : 114,939.30 = 46,990.19 : x
  2. Step 2: Convert to fraction form
    83,281.28/114,939.30 = 46,990.19/x
  3. Step 3: Cross multiply
    83,281.28x = 114,939.30 × 46,990.19
  4. Step 4: Simplify right side
    83,281.28x = 5,401,019,545.47
  5. Step 5: Solve for x
    x = 5,401,019,545.47/83,281.28
  6. Step 6: Final answer
    x = 64,852.74

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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.