Home / 55,953.72-83,931.47-31,151.41

Finding the Fourth Proportional to 55,953.72, 83,931.47 and 31,151.41

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Solution

The fourth proportional to 55,953.72, 83,931.47 and 31,151.41 is: 46,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,953.72 : 83,931.47 = 31,151.41 : x
  2. Step 2: Convert to fraction form
    55,953.72/83,931.47 = 31,151.41/x
  3. Step 3: Cross multiply
    55,953.72x = 83,931.47 × 31,151.41
  4. Step 4: Simplify right side
    55,953.72x = 2,614,583,533.55
  5. Step 5: Solve for x
    x = 2,614,583,533.55/55,953.72
  6. Step 6: Final answer
    x = 46,727.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.