Home / 76,206.66-105,177.18-45,996.29

Finding the Fourth Proportional to 76,206.66, 105,177.18 and 45,996.29

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Solution

The fourth proportional to 76,206.66, 105,177.18 and 45,996.29 is: 63,482.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,206.66 : 105,177.18 = 45,996.29 : x
  2. Step 2: Convert to fraction form
    76,206.66/105,177.18 = 45,996.29/x
  3. Step 3: Cross multiply
    76,206.66x = 105,177.18 × 45,996.29
  4. Step 4: Simplify right side
    76,206.66x = 4,837,759,546.78
  5. Step 5: Solve for x
    x = 4,837,759,546.78/76,206.66
  6. Step 6: Final answer
    x = 63,482.11

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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.