Home / 77,268.14-106,617.85-45,008.07

Finding the Fourth Proportional to 77,268.14, 106,617.85 and 45,008.07

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Solution

The fourth proportional to 77,268.14, 106,617.85 and 45,008.07 is: 62,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,268.14 : 106,617.85 = 45,008.07 : x
  2. Step 2: Convert to fraction form
    77,268.14/106,617.85 = 45,008.07/x
  3. Step 3: Cross multiply
    77,268.14x = 106,617.85 × 45,008.07
  4. Step 4: Simplify right side
    77,268.14x = 4,798,663,656.05
  5. Step 5: Solve for x
    x = 4,798,663,656.05/77,268.14
  6. Step 6: Final answer
    x = 62,104.04

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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.