Home / 55,470.80-83,206.20-46,690.40

Finding the Fourth Proportional to 55,470.80, 83,206.20 and 46,690.40

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Solution

The fourth proportional to 55,470.80, 83,206.20 and 46,690.40 is: 70,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,470.80 : 83,206.20 = 46,690.40 : x
  2. Step 2: Convert to fraction form
    55,470.80/83,206.20 = 46,690.40/x
  3. Step 3: Cross multiply
    55,470.80x = 83,206.20 × 46,690.40
  4. Step 4: Simplify right side
    55,470.80x = 3,884,930,760.48
  5. Step 5: Solve for x
    x = 3,884,930,760.48/55,470.80
  6. Step 6: Final answer
    x = 70,035.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.