Home / 52,141.88-72,015.19-35,345.72

Finding the Fourth Proportional to 52,141.88, 72,015.19 and 35,345.72

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Solution

The fourth proportional to 52,141.88, 72,015.19 and 35,345.72 is: 48,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,141.88 : 72,015.19 = 35,345.72 : x
  2. Step 2: Convert to fraction form
    52,141.88/72,015.19 = 35,345.72/x
  3. Step 3: Cross multiply
    52,141.88x = 72,015.19 × 35,345.72
  4. Step 4: Simplify right side
    52,141.88x = 2,545,428,741.49
  5. Step 5: Solve for x
    x = 2,545,428,741.49/52,141.88
  6. Step 6: Final answer
    x = 48,817.36

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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.