Home / 43,545.24-64,956.29-42,087.54

Finding the Fourth Proportional to 43,545.24, 64,956.29 and 42,087.54

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Solution

The fourth proportional to 43,545.24, 64,956.29 and 42,087.54 is: 62,781.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,545.24 : 64,956.29 = 42,087.54 : x
  2. Step 2: Convert to fraction form
    43,545.24/64,956.29 = 42,087.54/x
  3. Step 3: Cross multiply
    43,545.24x = 64,956.29 × 42,087.54
  4. Step 4: Simplify right side
    43,545.24x = 2,733,850,243.19
  5. Step 5: Solve for x
    x = 2,733,850,243.19/43,545.24
  6. Step 6: Final answer
    x = 62,781.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.