Home / 47,113.24-64,953.36-40,369.96

Finding the Fourth Proportional to 47,113.24, 64,953.36 and 40,369.96

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Solution

The fourth proportional to 47,113.24, 64,953.36 and 40,369.96 is: 55,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,113.24 : 64,953.36 = 40,369.96 : x
  2. Step 2: Convert to fraction form
    47,113.24/64,953.36 = 40,369.96/x
  3. Step 3: Cross multiply
    47,113.24x = 64,953.36 × 40,369.96
  4. Step 4: Simplify right side
    47,113.24x = 2,622,164,545.07
  5. Step 5: Solve for x
    x = 2,622,164,545.07/47,113.24
  6. Step 6: Final answer
    x = 55,656.64

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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.